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31e31b8a FB |
1 | /* |
2 | * Linux syscalls | |
5fafdf24 | 3 | * |
31e31b8a FB |
4 | * Copyright (c) 2003 Fabrice Bellard |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | * | |
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
8167ee88 | 17 | * along with this program; if not, see <http://www.gnu.org/licenses/>. |
31e31b8a | 18 | */ |
d5b3a9b6 | 19 | #define _ATFILE_SOURCE |
31e31b8a FB |
20 | #include <stdlib.h> |
21 | #include <stdio.h> | |
22 | #include <stdarg.h> | |
04369ff2 | 23 | #include <string.h> |
31e31b8a FB |
24 | #include <elf.h> |
25 | #include <endian.h> | |
26 | #include <errno.h> | |
27 | #include <unistd.h> | |
28 | #include <fcntl.h> | |
7854b056 | 29 | #include <time.h> |
82e671d9 | 30 | #include <limits.h> |
31e31b8a | 31 | #include <sys/types.h> |
d08d3bb8 TS |
32 | #include <sys/ipc.h> |
33 | #include <sys/msg.h> | |
31e31b8a FB |
34 | #include <sys/wait.h> |
35 | #include <sys/time.h> | |
36 | #include <sys/stat.h> | |
37 | #include <sys/mount.h> | |
39b9aae1 | 38 | #include <sys/prctl.h> |
31e31b8a FB |
39 | #include <sys/resource.h> |
40 | #include <sys/mman.h> | |
41 | #include <sys/swap.h> | |
42 | #include <signal.h> | |
43 | #include <sched.h> | |
60e99246 AJ |
44 | #ifdef __ia64__ |
45 | int __clone2(int (*fn)(void *), void *child_stack_base, | |
46 | size_t stack_size, int flags, void *arg, ...); | |
47 | #endif | |
31e31b8a | 48 | #include <sys/socket.h> |
607175e0 | 49 | #include <sys/un.h> |
31e31b8a | 50 | #include <sys/uio.h> |
9de5e440 | 51 | #include <sys/poll.h> |
32f36bce | 52 | #include <sys/times.h> |
8853f86e | 53 | #include <sys/shm.h> |
fa294816 | 54 | #include <sys/sem.h> |
56c8f68f | 55 | #include <sys/statfs.h> |
ebc05488 | 56 | #include <utime.h> |
a5448a7d | 57 | #include <sys/sysinfo.h> |
3b3f24ad | 58 | #include <sys/utsname.h> |
72f03900 | 59 | //#include <sys/user.h> |
8853f86e | 60 | #include <netinet/ip.h> |
7854b056 | 61 | #include <netinet/tcp.h> |
0b6d3ae0 | 62 | #include <qemu-common.h> |
9788c9ca | 63 | #ifdef TARGET_GPROF |
6d946cda AJ |
64 | #include <sys/gmon.h> |
65 | #endif | |
c2882b96 RV |
66 | #ifdef CONFIG_EVENTFD |
67 | #include <sys/eventfd.h> | |
68 | #endif | |
31e31b8a FB |
69 | |
70 | #define termios host_termios | |
71 | #define winsize host_winsize | |
72 | #define termio host_termio | |
04369ff2 FB |
73 | #define sgttyb host_sgttyb /* same as target */ |
74 | #define tchars host_tchars /* same as target */ | |
75 | #define ltchars host_ltchars /* same as target */ | |
31e31b8a FB |
76 | |
77 | #include <linux/termios.h> | |
78 | #include <linux/unistd.h> | |
79 | #include <linux/utsname.h> | |
80 | #include <linux/cdrom.h> | |
81 | #include <linux/hdreg.h> | |
82 | #include <linux/soundcard.h> | |
19b84f3c | 83 | #include <linux/kd.h> |
8fbd6b52 | 84 | #include <linux/mtio.h> |
350d1779 | 85 | #include <linux/fs.h> |
285da2b9 | 86 | #include <linux/fiemap.h> |
f7680a55 UH |
87 | #include <linux/fb.h> |
88 | #include <linux/vt.h> | |
d7e4036e | 89 | #include "linux_loop.h" |
da79030f | 90 | #include "cpu-uname.h" |
31e31b8a | 91 | |
3ef693a0 | 92 | #include "qemu.h" |
526ccb7a | 93 | #include "qemu-common.h" |
31e31b8a | 94 | |
2f7bb878 | 95 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
96 | #define CLONE_NPTL_FLAGS2 (CLONE_SETTLS | \ |
97 | CLONE_PARENT_SETTID | CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID) | |
98 | #else | |
99 | /* XXX: Hardcode the above values. */ | |
100 | #define CLONE_NPTL_FLAGS2 0 | |
30813cea PB |
101 | #endif |
102 | ||
72f03900 | 103 | //#define DEBUG |
31e31b8a | 104 | |
1a9353d2 | 105 | //#include <linux/msdos_fs.h> |
6556a833 AJ |
106 | #define VFAT_IOCTL_READDIR_BOTH _IOR('r', 1, struct linux_dirent [2]) |
107 | #define VFAT_IOCTL_READDIR_SHORT _IOR('r', 2, struct linux_dirent [2]) | |
1a9353d2 | 108 | |
70a194b9 | 109 | |
70a194b9 FB |
110 | #undef _syscall0 |
111 | #undef _syscall1 | |
112 | #undef _syscall2 | |
113 | #undef _syscall3 | |
114 | #undef _syscall4 | |
115 | #undef _syscall5 | |
83fcb515 | 116 | #undef _syscall6 |
70a194b9 | 117 | |
83fcb515 | 118 | #define _syscall0(type,name) \ |
8fcd3692 | 119 | static type name (void) \ |
83fcb515 FB |
120 | { \ |
121 | return syscall(__NR_##name); \ | |
122 | } | |
70a194b9 | 123 | |
83fcb515 | 124 | #define _syscall1(type,name,type1,arg1) \ |
8fcd3692 | 125 | static type name (type1 arg1) \ |
83fcb515 FB |
126 | { \ |
127 | return syscall(__NR_##name, arg1); \ | |
70a194b9 FB |
128 | } |
129 | ||
83fcb515 | 130 | #define _syscall2(type,name,type1,arg1,type2,arg2) \ |
8fcd3692 | 131 | static type name (type1 arg1,type2 arg2) \ |
83fcb515 FB |
132 | { \ |
133 | return syscall(__NR_##name, arg1, arg2); \ | |
70a194b9 FB |
134 | } |
135 | ||
83fcb515 | 136 | #define _syscall3(type,name,type1,arg1,type2,arg2,type3,arg3) \ |
8fcd3692 | 137 | static type name (type1 arg1,type2 arg2,type3 arg3) \ |
83fcb515 FB |
138 | { \ |
139 | return syscall(__NR_##name, arg1, arg2, arg3); \ | |
70a194b9 FB |
140 | } |
141 | ||
83fcb515 | 142 | #define _syscall4(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4) \ |
8fcd3692 | 143 | static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4) \ |
83fcb515 FB |
144 | { \ |
145 | return syscall(__NR_##name, arg1, arg2, arg3, arg4); \ | |
70a194b9 FB |
146 | } |
147 | ||
83fcb515 FB |
148 | #define _syscall5(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ |
149 | type5,arg5) \ | |
8fcd3692 | 150 | static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ |
83fcb515 FB |
151 | { \ |
152 | return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5); \ | |
70a194b9 FB |
153 | } |
154 | ||
83fcb515 FB |
155 | |
156 | #define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ | |
157 | type5,arg5,type6,arg6) \ | |
8fcd3692 BS |
158 | static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5, \ |
159 | type6 arg6) \ | |
83fcb515 FB |
160 | { \ |
161 | return syscall(__NR_##name, arg1, arg2, arg3, arg4, arg5, arg6); \ | |
70a194b9 | 162 | } |
83fcb515 | 163 | |
70a194b9 | 164 | |
31e31b8a | 165 | #define __NR_sys_uname __NR_uname |
92a34c10 | 166 | #define __NR_sys_faccessat __NR_faccessat |
814d7977 | 167 | #define __NR_sys_fchmodat __NR_fchmodat |
ccfa72b7 | 168 | #define __NR_sys_fchownat __NR_fchownat |
6a24a778 | 169 | #define __NR_sys_fstatat64 __NR_fstatat64 |
ac8a6556 | 170 | #define __NR_sys_futimesat __NR_futimesat |
72f03900 | 171 | #define __NR_sys_getcwd1 __NR_getcwd |
72f03900 | 172 | #define __NR_sys_getdents __NR_getdents |
dab2ed99 | 173 | #define __NR_sys_getdents64 __NR_getdents64 |
c6cda17a | 174 | #define __NR_sys_getpriority __NR_getpriority |
64f0ce4c | 175 | #define __NR_sys_linkat __NR_linkat |
4472ad0d | 176 | #define __NR_sys_mkdirat __NR_mkdirat |
75ac37a0 | 177 | #define __NR_sys_mknodat __NR_mknodat |
9d33b76b | 178 | #define __NR_sys_newfstatat __NR_newfstatat |
82424832 | 179 | #define __NR_sys_openat __NR_openat |
5e0ccb18 | 180 | #define __NR_sys_readlinkat __NR_readlinkat |
722183f6 | 181 | #define __NR_sys_renameat __NR_renameat |
66fb9763 | 182 | #define __NR_sys_rt_sigqueueinfo __NR_rt_sigqueueinfo |
f0b6243d | 183 | #define __NR_sys_symlinkat __NR_symlinkat |
7494b0f9 | 184 | #define __NR_sys_syslog __NR_syslog |
71455574 | 185 | #define __NR_sys_tgkill __NR_tgkill |
4cae1d16 | 186 | #define __NR_sys_tkill __NR_tkill |
8170f56b | 187 | #define __NR_sys_unlinkat __NR_unlinkat |
9007f0ef | 188 | #define __NR_sys_utimensat __NR_utimensat |
bd0c5661 | 189 | #define __NR_sys_futex __NR_futex |
39b59763 AJ |
190 | #define __NR_sys_inotify_init __NR_inotify_init |
191 | #define __NR_sys_inotify_add_watch __NR_inotify_add_watch | |
192 | #define __NR_sys_inotify_rm_watch __NR_inotify_rm_watch | |
31e31b8a | 193 | |
bc51c5c9 | 194 | #if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__) |
9af9eaaa FB |
195 | #define __NR__llseek __NR_lseek |
196 | #endif | |
197 | ||
72f03900 | 198 | #ifdef __NR_gettid |
31e31b8a | 199 | _syscall0(int, gettid) |
72f03900 | 200 | #else |
0da46a6e TS |
201 | /* This is a replacement for the host gettid() and must return a host |
202 | errno. */ | |
72f03900 FB |
203 | static int gettid(void) { |
204 | return -ENOSYS; | |
205 | } | |
206 | #endif | |
3b3f24ad | 207 | _syscall3(int, sys_getdents, uint, fd, struct linux_dirent *, dirp, uint, count); |
3b3f24ad AJ |
208 | #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64) |
209 | _syscall3(int, sys_getdents64, uint, fd, struct linux_dirent64 *, dirp, uint, count); | |
210 | #endif | |
211 | _syscall2(int, sys_getpriority, int, which, int, who); | |
d35b261c | 212 | #if defined(TARGET_NR__llseek) && defined(__NR_llseek) |
3b3f24ad AJ |
213 | _syscall5(int, _llseek, uint, fd, ulong, hi, ulong, lo, |
214 | loff_t *, res, uint, wh); | |
215 | #endif | |
216 | _syscall3(int,sys_rt_sigqueueinfo,int,pid,int,sig,siginfo_t *,uinfo) | |
217 | _syscall3(int,sys_syslog,int,type,char*,bufp,int,len) | |
218 | #if defined(TARGET_NR_tgkill) && defined(__NR_tgkill) | |
219 | _syscall3(int,sys_tgkill,int,tgid,int,pid,int,sig) | |
220 | #endif | |
221 | #if defined(TARGET_NR_tkill) && defined(__NR_tkill) | |
222 | _syscall2(int,sys_tkill,int,tid,int,sig) | |
223 | #endif | |
224 | #ifdef __NR_exit_group | |
225 | _syscall1(int,exit_group,int,error_code) | |
226 | #endif | |
227 | #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address) | |
228 | _syscall1(int,set_tid_address,int *,tidptr) | |
229 | #endif | |
2f7bb878 | 230 | #if defined(CONFIG_USE_NPTL) |
3b3f24ad AJ |
231 | #if defined(TARGET_NR_futex) && defined(__NR_futex) |
232 | _syscall6(int,sys_futex,int *,uaddr,int,op,int,val, | |
233 | const struct timespec *,timeout,int *,uaddr2,int,val3) | |
234 | #endif | |
235 | #endif | |
236 | ||
237 | static bitmask_transtbl fcntl_flags_tbl[] = { | |
238 | { TARGET_O_ACCMODE, TARGET_O_WRONLY, O_ACCMODE, O_WRONLY, }, | |
239 | { TARGET_O_ACCMODE, TARGET_O_RDWR, O_ACCMODE, O_RDWR, }, | |
240 | { TARGET_O_CREAT, TARGET_O_CREAT, O_CREAT, O_CREAT, }, | |
241 | { TARGET_O_EXCL, TARGET_O_EXCL, O_EXCL, O_EXCL, }, | |
242 | { TARGET_O_NOCTTY, TARGET_O_NOCTTY, O_NOCTTY, O_NOCTTY, }, | |
243 | { TARGET_O_TRUNC, TARGET_O_TRUNC, O_TRUNC, O_TRUNC, }, | |
244 | { TARGET_O_APPEND, TARGET_O_APPEND, O_APPEND, O_APPEND, }, | |
245 | { TARGET_O_NONBLOCK, TARGET_O_NONBLOCK, O_NONBLOCK, O_NONBLOCK, }, | |
246 | { TARGET_O_SYNC, TARGET_O_SYNC, O_SYNC, O_SYNC, }, | |
247 | { TARGET_FASYNC, TARGET_FASYNC, FASYNC, FASYNC, }, | |
248 | { TARGET_O_DIRECTORY, TARGET_O_DIRECTORY, O_DIRECTORY, O_DIRECTORY, }, | |
249 | { TARGET_O_NOFOLLOW, TARGET_O_NOFOLLOW, O_NOFOLLOW, O_NOFOLLOW, }, | |
250 | { TARGET_O_LARGEFILE, TARGET_O_LARGEFILE, O_LARGEFILE, O_LARGEFILE, }, | |
251 | #if defined(O_DIRECT) | |
252 | { TARGET_O_DIRECT, TARGET_O_DIRECT, O_DIRECT, O_DIRECT, }, | |
253 | #endif | |
254 | { 0, 0, 0, 0 } | |
255 | }; | |
256 | ||
257 | #define COPY_UTSNAME_FIELD(dest, src) \ | |
258 | do { \ | |
259 | /* __NEW_UTS_LEN doesn't include terminating null */ \ | |
260 | (void) strncpy((dest), (src), __NEW_UTS_LEN); \ | |
261 | (dest)[__NEW_UTS_LEN] = '\0'; \ | |
262 | } while (0) | |
263 | ||
264 | static int sys_uname(struct new_utsname *buf) | |
265 | { | |
266 | struct utsname uts_buf; | |
267 | ||
268 | if (uname(&uts_buf) < 0) | |
269 | return (-1); | |
270 | ||
271 | /* | |
272 | * Just in case these have some differences, we | |
273 | * translate utsname to new_utsname (which is the | |
274 | * struct linux kernel uses). | |
275 | */ | |
276 | ||
277 | bzero(buf, sizeof (*buf)); | |
278 | COPY_UTSNAME_FIELD(buf->sysname, uts_buf.sysname); | |
279 | COPY_UTSNAME_FIELD(buf->nodename, uts_buf.nodename); | |
280 | COPY_UTSNAME_FIELD(buf->release, uts_buf.release); | |
281 | COPY_UTSNAME_FIELD(buf->version, uts_buf.version); | |
282 | COPY_UTSNAME_FIELD(buf->machine, uts_buf.machine); | |
283 | #ifdef _GNU_SOURCE | |
284 | COPY_UTSNAME_FIELD(buf->domainname, uts_buf.domainname); | |
285 | #endif | |
286 | return (0); | |
287 | ||
288 | #undef COPY_UTSNAME_FIELD | |
289 | } | |
290 | ||
291 | static int sys_getcwd1(char *buf, size_t size) | |
292 | { | |
293 | if (getcwd(buf, size) == NULL) { | |
294 | /* getcwd() sets errno */ | |
295 | return (-1); | |
296 | } | |
aaf4ad39 | 297 | return strlen(buf)+1; |
3b3f24ad AJ |
298 | } |
299 | ||
300 | #ifdef CONFIG_ATFILE | |
301 | /* | |
302 | * Host system seems to have atfile syscall stubs available. We | |
303 | * now enable them one by one as specified by target syscall_nr.h. | |
304 | */ | |
305 | ||
306 | #ifdef TARGET_NR_faccessat | |
465c9f06 | 307 | static int sys_faccessat(int dirfd, const char *pathname, int mode) |
3b3f24ad | 308 | { |
465c9f06 | 309 | return (faccessat(dirfd, pathname, mode, 0)); |
3b3f24ad AJ |
310 | } |
311 | #endif | |
312 | #ifdef TARGET_NR_fchmodat | |
465c9f06 | 313 | static int sys_fchmodat(int dirfd, const char *pathname, mode_t mode) |
3b3f24ad | 314 | { |
465c9f06 | 315 | return (fchmodat(dirfd, pathname, mode, 0)); |
3b3f24ad AJ |
316 | } |
317 | #endif | |
fda33744 | 318 | #if defined(TARGET_NR_fchownat) && defined(USE_UID16) |
3b3f24ad AJ |
319 | static int sys_fchownat(int dirfd, const char *pathname, uid_t owner, |
320 | gid_t group, int flags) | |
321 | { | |
322 | return (fchownat(dirfd, pathname, owner, group, flags)); | |
323 | } | |
324 | #endif | |
325 | #ifdef __NR_fstatat64 | |
326 | static int sys_fstatat64(int dirfd, const char *pathname, struct stat *buf, | |
327 | int flags) | |
328 | { | |
329 | return (fstatat(dirfd, pathname, buf, flags)); | |
330 | } | |
331 | #endif | |
332 | #ifdef __NR_newfstatat | |
333 | static int sys_newfstatat(int dirfd, const char *pathname, struct stat *buf, | |
334 | int flags) | |
335 | { | |
336 | return (fstatat(dirfd, pathname, buf, flags)); | |
337 | } | |
338 | #endif | |
339 | #ifdef TARGET_NR_futimesat | |
340 | static int sys_futimesat(int dirfd, const char *pathname, | |
341 | const struct timeval times[2]) | |
342 | { | |
343 | return (futimesat(dirfd, pathname, times)); | |
344 | } | |
345 | #endif | |
346 | #ifdef TARGET_NR_linkat | |
347 | static int sys_linkat(int olddirfd, const char *oldpath, | |
348 | int newdirfd, const char *newpath, int flags) | |
349 | { | |
350 | return (linkat(olddirfd, oldpath, newdirfd, newpath, flags)); | |
351 | } | |
352 | #endif | |
353 | #ifdef TARGET_NR_mkdirat | |
354 | static int sys_mkdirat(int dirfd, const char *pathname, mode_t mode) | |
355 | { | |
356 | return (mkdirat(dirfd, pathname, mode)); | |
357 | } | |
358 | #endif | |
359 | #ifdef TARGET_NR_mknodat | |
360 | static int sys_mknodat(int dirfd, const char *pathname, mode_t mode, | |
361 | dev_t dev) | |
362 | { | |
363 | return (mknodat(dirfd, pathname, mode, dev)); | |
364 | } | |
365 | #endif | |
366 | #ifdef TARGET_NR_openat | |
367 | static int sys_openat(int dirfd, const char *pathname, int flags, ...) | |
368 | { | |
369 | /* | |
370 | * open(2) has extra parameter 'mode' when called with | |
371 | * flag O_CREAT. | |
372 | */ | |
373 | if ((flags & O_CREAT) != 0) { | |
374 | va_list ap; | |
375 | mode_t mode; | |
376 | ||
377 | /* | |
378 | * Get the 'mode' parameter and translate it to | |
379 | * host bits. | |
380 | */ | |
381 | va_start(ap, flags); | |
382 | mode = va_arg(ap, mode_t); | |
383 | mode = target_to_host_bitmask(mode, fcntl_flags_tbl); | |
384 | va_end(ap); | |
385 | ||
386 | return (openat(dirfd, pathname, flags, mode)); | |
387 | } | |
388 | return (openat(dirfd, pathname, flags)); | |
389 | } | |
390 | #endif | |
391 | #ifdef TARGET_NR_readlinkat | |
392 | static int sys_readlinkat(int dirfd, const char *pathname, char *buf, size_t bufsiz) | |
393 | { | |
394 | return (readlinkat(dirfd, pathname, buf, bufsiz)); | |
395 | } | |
396 | #endif | |
397 | #ifdef TARGET_NR_renameat | |
398 | static int sys_renameat(int olddirfd, const char *oldpath, | |
399 | int newdirfd, const char *newpath) | |
400 | { | |
401 | return (renameat(olddirfd, oldpath, newdirfd, newpath)); | |
402 | } | |
403 | #endif | |
404 | #ifdef TARGET_NR_symlinkat | |
405 | static int sys_symlinkat(const char *oldpath, int newdirfd, const char *newpath) | |
406 | { | |
407 | return (symlinkat(oldpath, newdirfd, newpath)); | |
408 | } | |
409 | #endif | |
410 | #ifdef TARGET_NR_unlinkat | |
411 | static int sys_unlinkat(int dirfd, const char *pathname, int flags) | |
412 | { | |
413 | return (unlinkat(dirfd, pathname, flags)); | |
414 | } | |
415 | #endif | |
3b3f24ad AJ |
416 | #else /* !CONFIG_ATFILE */ |
417 | ||
418 | /* | |
419 | * Try direct syscalls instead | |
420 | */ | |
92a34c10 | 421 | #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat) |
465c9f06 | 422 | _syscall3(int,sys_faccessat,int,dirfd,const char *,pathname,int,mode) |
92a34c10 | 423 | #endif |
814d7977 | 424 | #if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat) |
465c9f06 | 425 | _syscall3(int,sys_fchmodat,int,dirfd,const char *,pathname, mode_t,mode) |
814d7977 | 426 | #endif |
4583f589 | 427 | #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat) && defined(USE_UID16) |
ccfa72b7 TS |
428 | _syscall5(int,sys_fchownat,int,dirfd,const char *,pathname, |
429 | uid_t,owner,gid_t,group,int,flags) | |
430 | #endif | |
9d33b76b AJ |
431 | #if (defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)) && \ |
432 | defined(__NR_fstatat64) | |
6a24a778 AZ |
433 | _syscall4(int,sys_fstatat64,int,dirfd,const char *,pathname, |
434 | struct stat *,buf,int,flags) | |
435 | #endif | |
ac8a6556 AZ |
436 | #if defined(TARGET_NR_futimesat) && defined(__NR_futimesat) |
437 | _syscall3(int,sys_futimesat,int,dirfd,const char *,pathname, | |
438 | const struct timeval *,times) | |
439 | #endif | |
3b3f24ad AJ |
440 | #if (defined(TARGET_NR_newfstatat) || defined(TARGET_NR_fstatat64) ) && \ |
441 | defined(__NR_newfstatat) | |
442 | _syscall4(int,sys_newfstatat,int,dirfd,const char *,pathname, | |
443 | struct stat *,buf,int,flags) | |
8fcd3692 | 444 | #endif |
64f0ce4c TS |
445 | #if defined(TARGET_NR_linkat) && defined(__NR_linkat) |
446 | _syscall5(int,sys_linkat,int,olddirfd,const char *,oldpath, | |
3b3f24ad | 447 | int,newdirfd,const char *,newpath,int,flags) |
64f0ce4c | 448 | #endif |
4472ad0d TS |
449 | #if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat) |
450 | _syscall3(int,sys_mkdirat,int,dirfd,const char *,pathname,mode_t,mode) | |
451 | #endif | |
75ac37a0 TS |
452 | #if defined(TARGET_NR_mknodat) && defined(__NR_mknodat) |
453 | _syscall4(int,sys_mknodat,int,dirfd,const char *,pathname, | |
454 | mode_t,mode,dev_t,dev) | |
455 | #endif | |
82424832 TS |
456 | #if defined(TARGET_NR_openat) && defined(__NR_openat) |
457 | _syscall4(int,sys_openat,int,dirfd,const char *,pathname,int,flags,mode_t,mode) | |
458 | #endif | |
5e0ccb18 TS |
459 | #if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat) |
460 | _syscall4(int,sys_readlinkat,int,dirfd,const char *,pathname, | |
461 | char *,buf,size_t,bufsize) | |
462 | #endif | |
722183f6 TS |
463 | #if defined(TARGET_NR_renameat) && defined(__NR_renameat) |
464 | _syscall4(int,sys_renameat,int,olddirfd,const char *,oldpath, | |
465 | int,newdirfd,const char *,newpath) | |
466 | #endif | |
b51eaa82 | 467 | #if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat) |
f0b6243d TS |
468 | _syscall3(int,sys_symlinkat,const char *,oldpath, |
469 | int,newdirfd,const char *,newpath) | |
470 | #endif | |
8170f56b TS |
471 | #if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat) |
472 | _syscall3(int,sys_unlinkat,int,dirfd,const char *,pathname,int,flags) | |
473 | #endif | |
ebc996f3 RV |
474 | |
475 | #endif /* CONFIG_ATFILE */ | |
476 | ||
477 | #ifdef CONFIG_UTIMENSAT | |
478 | static int sys_utimensat(int dirfd, const char *pathname, | |
479 | const struct timespec times[2], int flags) | |
480 | { | |
481 | if (pathname == NULL) | |
482 | return futimens(dirfd, times); | |
483 | else | |
484 | return utimensat(dirfd, pathname, times, flags); | |
485 | } | |
486 | #else | |
9007f0ef TS |
487 | #if defined(TARGET_NR_utimensat) && defined(__NR_utimensat) |
488 | _syscall4(int,sys_utimensat,int,dirfd,const char *,pathname, | |
489 | const struct timespec *,tsp,int,flags) | |
490 | #endif | |
ebc996f3 | 491 | #endif /* CONFIG_UTIMENSAT */ |
3b3f24ad AJ |
492 | |
493 | #ifdef CONFIG_INOTIFY | |
8690e420 | 494 | #include <sys/inotify.h> |
3b3f24ad | 495 | |
39b59763 | 496 | #if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init) |
3b3f24ad AJ |
497 | static int sys_inotify_init(void) |
498 | { | |
499 | return (inotify_init()); | |
500 | } | |
39b59763 AJ |
501 | #endif |
502 | #if defined(TARGET_NR_inotify_add_watch) && defined(__NR_inotify_add_watch) | |
3b3f24ad AJ |
503 | static int sys_inotify_add_watch(int fd,const char *pathname, int32_t mask) |
504 | { | |
505 | return (inotify_add_watch(fd, pathname, mask)); | |
506 | } | |
39b59763 AJ |
507 | #endif |
508 | #if defined(TARGET_NR_inotify_rm_watch) && defined(__NR_inotify_rm_watch) | |
3b3f24ad AJ |
509 | static int sys_inotify_rm_watch(int fd, int32_t wd) |
510 | { | |
8690e420 | 511 | return (inotify_rm_watch(fd, wd)); |
3b3f24ad | 512 | } |
bd0c5661 | 513 | #endif |
c05c7a73 RV |
514 | #ifdef CONFIG_INOTIFY1 |
515 | #if defined(TARGET_NR_inotify_init1) && defined(__NR_inotify_init1) | |
516 | static int sys_inotify_init1(int flags) | |
517 | { | |
518 | return (inotify_init1(flags)); | |
519 | } | |
520 | #endif | |
521 | #endif | |
3b3f24ad AJ |
522 | #else |
523 | /* Userspace can usually survive runtime without inotify */ | |
524 | #undef TARGET_NR_inotify_init | |
c05c7a73 | 525 | #undef TARGET_NR_inotify_init1 |
3b3f24ad AJ |
526 | #undef TARGET_NR_inotify_add_watch |
527 | #undef TARGET_NR_inotify_rm_watch | |
528 | #endif /* CONFIG_INOTIFY */ | |
529 | ||
66fb9763 FB |
530 | |
531 | extern int personality(int); | |
9de5e440 FB |
532 | extern int flock(int, int); |
533 | extern int setfsuid(int); | |
534 | extern int setfsgid(int); | |
19b84f3c | 535 | extern int setgroups(int, gid_t *); |
31e31b8a | 536 | |
b92c47c1 TS |
537 | #define ERRNO_TABLE_SIZE 1200 |
538 | ||
539 | /* target_to_host_errno_table[] is initialized from | |
540 | * host_to_target_errno_table[] in syscall_init(). */ | |
541 | static uint16_t target_to_host_errno_table[ERRNO_TABLE_SIZE] = { | |
542 | }; | |
543 | ||
637947f1 | 544 | /* |
fe8f096b | 545 | * This list is the union of errno values overridden in asm-<arch>/errno.h |
637947f1 TS |
546 | * minus the errnos that are not actually generic to all archs. |
547 | */ | |
b92c47c1 | 548 | static uint16_t host_to_target_errno_table[ERRNO_TABLE_SIZE] = { |
637947f1 TS |
549 | [EIDRM] = TARGET_EIDRM, |
550 | [ECHRNG] = TARGET_ECHRNG, | |
551 | [EL2NSYNC] = TARGET_EL2NSYNC, | |
552 | [EL3HLT] = TARGET_EL3HLT, | |
553 | [EL3RST] = TARGET_EL3RST, | |
554 | [ELNRNG] = TARGET_ELNRNG, | |
555 | [EUNATCH] = TARGET_EUNATCH, | |
556 | [ENOCSI] = TARGET_ENOCSI, | |
557 | [EL2HLT] = TARGET_EL2HLT, | |
558 | [EDEADLK] = TARGET_EDEADLK, | |
559 | [ENOLCK] = TARGET_ENOLCK, | |
560 | [EBADE] = TARGET_EBADE, | |
561 | [EBADR] = TARGET_EBADR, | |
562 | [EXFULL] = TARGET_EXFULL, | |
563 | [ENOANO] = TARGET_ENOANO, | |
564 | [EBADRQC] = TARGET_EBADRQC, | |
565 | [EBADSLT] = TARGET_EBADSLT, | |
566 | [EBFONT] = TARGET_EBFONT, | |
567 | [ENOSTR] = TARGET_ENOSTR, | |
568 | [ENODATA] = TARGET_ENODATA, | |
569 | [ETIME] = TARGET_ETIME, | |
570 | [ENOSR] = TARGET_ENOSR, | |
571 | [ENONET] = TARGET_ENONET, | |
572 | [ENOPKG] = TARGET_ENOPKG, | |
573 | [EREMOTE] = TARGET_EREMOTE, | |
574 | [ENOLINK] = TARGET_ENOLINK, | |
575 | [EADV] = TARGET_EADV, | |
576 | [ESRMNT] = TARGET_ESRMNT, | |
577 | [ECOMM] = TARGET_ECOMM, | |
578 | [EPROTO] = TARGET_EPROTO, | |
579 | [EDOTDOT] = TARGET_EDOTDOT, | |
580 | [EMULTIHOP] = TARGET_EMULTIHOP, | |
581 | [EBADMSG] = TARGET_EBADMSG, | |
582 | [ENAMETOOLONG] = TARGET_ENAMETOOLONG, | |
583 | [EOVERFLOW] = TARGET_EOVERFLOW, | |
584 | [ENOTUNIQ] = TARGET_ENOTUNIQ, | |
585 | [EBADFD] = TARGET_EBADFD, | |
586 | [EREMCHG] = TARGET_EREMCHG, | |
587 | [ELIBACC] = TARGET_ELIBACC, | |
588 | [ELIBBAD] = TARGET_ELIBBAD, | |
589 | [ELIBSCN] = TARGET_ELIBSCN, | |
590 | [ELIBMAX] = TARGET_ELIBMAX, | |
591 | [ELIBEXEC] = TARGET_ELIBEXEC, | |
592 | [EILSEQ] = TARGET_EILSEQ, | |
593 | [ENOSYS] = TARGET_ENOSYS, | |
594 | [ELOOP] = TARGET_ELOOP, | |
595 | [ERESTART] = TARGET_ERESTART, | |
596 | [ESTRPIPE] = TARGET_ESTRPIPE, | |
597 | [ENOTEMPTY] = TARGET_ENOTEMPTY, | |
598 | [EUSERS] = TARGET_EUSERS, | |
599 | [ENOTSOCK] = TARGET_ENOTSOCK, | |
600 | [EDESTADDRREQ] = TARGET_EDESTADDRREQ, | |
601 | [EMSGSIZE] = TARGET_EMSGSIZE, | |
602 | [EPROTOTYPE] = TARGET_EPROTOTYPE, | |
603 | [ENOPROTOOPT] = TARGET_ENOPROTOOPT, | |
604 | [EPROTONOSUPPORT] = TARGET_EPROTONOSUPPORT, | |
605 | [ESOCKTNOSUPPORT] = TARGET_ESOCKTNOSUPPORT, | |
606 | [EOPNOTSUPP] = TARGET_EOPNOTSUPP, | |
607 | [EPFNOSUPPORT] = TARGET_EPFNOSUPPORT, | |
608 | [EAFNOSUPPORT] = TARGET_EAFNOSUPPORT, | |
609 | [EADDRINUSE] = TARGET_EADDRINUSE, | |
610 | [EADDRNOTAVAIL] = TARGET_EADDRNOTAVAIL, | |
611 | [ENETDOWN] = TARGET_ENETDOWN, | |
612 | [ENETUNREACH] = TARGET_ENETUNREACH, | |
613 | [ENETRESET] = TARGET_ENETRESET, | |
614 | [ECONNABORTED] = TARGET_ECONNABORTED, | |
615 | [ECONNRESET] = TARGET_ECONNRESET, | |
616 | [ENOBUFS] = TARGET_ENOBUFS, | |
617 | [EISCONN] = TARGET_EISCONN, | |
618 | [ENOTCONN] = TARGET_ENOTCONN, | |
619 | [EUCLEAN] = TARGET_EUCLEAN, | |
620 | [ENOTNAM] = TARGET_ENOTNAM, | |
621 | [ENAVAIL] = TARGET_ENAVAIL, | |
622 | [EISNAM] = TARGET_EISNAM, | |
623 | [EREMOTEIO] = TARGET_EREMOTEIO, | |
624 | [ESHUTDOWN] = TARGET_ESHUTDOWN, | |
625 | [ETOOMANYREFS] = TARGET_ETOOMANYREFS, | |
626 | [ETIMEDOUT] = TARGET_ETIMEDOUT, | |
627 | [ECONNREFUSED] = TARGET_ECONNREFUSED, | |
628 | [EHOSTDOWN] = TARGET_EHOSTDOWN, | |
629 | [EHOSTUNREACH] = TARGET_EHOSTUNREACH, | |
630 | [EALREADY] = TARGET_EALREADY, | |
631 | [EINPROGRESS] = TARGET_EINPROGRESS, | |
632 | [ESTALE] = TARGET_ESTALE, | |
633 | [ECANCELED] = TARGET_ECANCELED, | |
634 | [ENOMEDIUM] = TARGET_ENOMEDIUM, | |
635 | [EMEDIUMTYPE] = TARGET_EMEDIUMTYPE, | |
b7fe5db7 | 636 | #ifdef ENOKEY |
637947f1 | 637 | [ENOKEY] = TARGET_ENOKEY, |
b7fe5db7 TS |
638 | #endif |
639 | #ifdef EKEYEXPIRED | |
637947f1 | 640 | [EKEYEXPIRED] = TARGET_EKEYEXPIRED, |
b7fe5db7 TS |
641 | #endif |
642 | #ifdef EKEYREVOKED | |
637947f1 | 643 | [EKEYREVOKED] = TARGET_EKEYREVOKED, |
b7fe5db7 TS |
644 | #endif |
645 | #ifdef EKEYREJECTED | |
637947f1 | 646 | [EKEYREJECTED] = TARGET_EKEYREJECTED, |
b7fe5db7 TS |
647 | #endif |
648 | #ifdef EOWNERDEAD | |
637947f1 | 649 | [EOWNERDEAD] = TARGET_EOWNERDEAD, |
b7fe5db7 TS |
650 | #endif |
651 | #ifdef ENOTRECOVERABLE | |
637947f1 | 652 | [ENOTRECOVERABLE] = TARGET_ENOTRECOVERABLE, |
b7fe5db7 | 653 | #endif |
b92c47c1 | 654 | }; |
637947f1 TS |
655 | |
656 | static inline int host_to_target_errno(int err) | |
657 | { | |
658 | if(host_to_target_errno_table[err]) | |
659 | return host_to_target_errno_table[err]; | |
660 | return err; | |
661 | } | |
662 | ||
b92c47c1 TS |
663 | static inline int target_to_host_errno(int err) |
664 | { | |
665 | if (target_to_host_errno_table[err]) | |
666 | return target_to_host_errno_table[err]; | |
667 | return err; | |
668 | } | |
669 | ||
992f48a0 | 670 | static inline abi_long get_errno(abi_long ret) |
31e31b8a FB |
671 | { |
672 | if (ret == -1) | |
637947f1 | 673 | return -host_to_target_errno(errno); |
31e31b8a FB |
674 | else |
675 | return ret; | |
676 | } | |
677 | ||
992f48a0 | 678 | static inline int is_error(abi_long ret) |
31e31b8a | 679 | { |
992f48a0 | 680 | return (abi_ulong)ret >= (abi_ulong)(-4096); |
31e31b8a FB |
681 | } |
682 | ||
b92c47c1 TS |
683 | char *target_strerror(int err) |
684 | { | |
685 | return strerror(target_to_host_errno(err)); | |
686 | } | |
687 | ||
992f48a0 BS |
688 | static abi_ulong target_brk; |
689 | static abi_ulong target_original_brk; | |
31e31b8a | 690 | |
992f48a0 | 691 | void target_set_brk(abi_ulong new_brk) |
31e31b8a | 692 | { |
4c1de73d | 693 | target_original_brk = target_brk = HOST_PAGE_ALIGN(new_brk); |
31e31b8a FB |
694 | } |
695 | ||
0da46a6e | 696 | /* do_brk() must return target values and target errnos. */ |
992f48a0 | 697 | abi_long do_brk(abi_ulong new_brk) |
31e31b8a | 698 | { |
992f48a0 BS |
699 | abi_ulong brk_page; |
700 | abi_long mapped_addr; | |
31e31b8a FB |
701 | int new_alloc_size; |
702 | ||
703 | if (!new_brk) | |
53a5960a | 704 | return target_brk; |
31e31b8a | 705 | if (new_brk < target_original_brk) |
7ab240ad | 706 | return target_brk; |
3b46e624 | 707 | |
53a5960a | 708 | brk_page = HOST_PAGE_ALIGN(target_brk); |
31e31b8a FB |
709 | |
710 | /* If the new brk is less than this, set it and we're done... */ | |
711 | if (new_brk < brk_page) { | |
712 | target_brk = new_brk; | |
53a5960a | 713 | return target_brk; |
31e31b8a FB |
714 | } |
715 | ||
716 | /* We need to allocate more memory after the brk... */ | |
54936004 | 717 | new_alloc_size = HOST_PAGE_ALIGN(new_brk - brk_page + 1); |
5fafdf24 | 718 | mapped_addr = get_errno(target_mmap(brk_page, new_alloc_size, |
54936004 FB |
719 | PROT_READ|PROT_WRITE, |
720 | MAP_ANON|MAP_FIXED|MAP_PRIVATE, 0, 0)); | |
7ab240ad | 721 | |
7dd46c02 RH |
722 | #if defined(TARGET_ALPHA) |
723 | /* We (partially) emulate OSF/1 on Alpha, which requires we | |
724 | return a proper errno, not an unchanged brk value. */ | |
725 | if (is_error(mapped_addr)) { | |
726 | return -TARGET_ENOMEM; | |
727 | } | |
728 | #endif | |
729 | ||
730 | if (!is_error(mapped_addr)) { | |
31e31b8a | 731 | target_brk = new_brk; |
7dd46c02 | 732 | } |
7ab240ad | 733 | return target_brk; |
31e31b8a FB |
734 | } |
735 | ||
26edcf41 TS |
736 | static inline abi_long copy_from_user_fdset(fd_set *fds, |
737 | abi_ulong target_fds_addr, | |
738 | int n) | |
31e31b8a | 739 | { |
26edcf41 TS |
740 | int i, nw, j, k; |
741 | abi_ulong b, *target_fds; | |
742 | ||
743 | nw = (n + TARGET_ABI_BITS - 1) / TARGET_ABI_BITS; | |
744 | if (!(target_fds = lock_user(VERIFY_READ, | |
745 | target_fds_addr, | |
746 | sizeof(abi_ulong) * nw, | |
747 | 1))) | |
748 | return -TARGET_EFAULT; | |
749 | ||
750 | FD_ZERO(fds); | |
751 | k = 0; | |
752 | for (i = 0; i < nw; i++) { | |
753 | /* grab the abi_ulong */ | |
754 | __get_user(b, &target_fds[i]); | |
755 | for (j = 0; j < TARGET_ABI_BITS; j++) { | |
756 | /* check the bit inside the abi_ulong */ | |
757 | if ((b >> j) & 1) | |
758 | FD_SET(k, fds); | |
759 | k++; | |
31e31b8a | 760 | } |
31e31b8a | 761 | } |
26edcf41 TS |
762 | |
763 | unlock_user(target_fds, target_fds_addr, 0); | |
764 | ||
765 | return 0; | |
31e31b8a FB |
766 | } |
767 | ||
26edcf41 TS |
768 | static inline abi_long copy_to_user_fdset(abi_ulong target_fds_addr, |
769 | const fd_set *fds, | |
770 | int n) | |
31e31b8a | 771 | { |
31e31b8a | 772 | int i, nw, j, k; |
992f48a0 | 773 | abi_long v; |
26edcf41 | 774 | abi_ulong *target_fds; |
31e31b8a | 775 | |
26edcf41 TS |
776 | nw = (n + TARGET_ABI_BITS - 1) / TARGET_ABI_BITS; |
777 | if (!(target_fds = lock_user(VERIFY_WRITE, | |
778 | target_fds_addr, | |
779 | sizeof(abi_ulong) * nw, | |
780 | 0))) | |
781 | return -TARGET_EFAULT; | |
782 | ||
783 | k = 0; | |
784 | for (i = 0; i < nw; i++) { | |
785 | v = 0; | |
786 | for (j = 0; j < TARGET_ABI_BITS; j++) { | |
787 | v |= ((FD_ISSET(k, fds) != 0) << j); | |
788 | k++; | |
31e31b8a | 789 | } |
26edcf41 | 790 | __put_user(v, &target_fds[i]); |
31e31b8a | 791 | } |
26edcf41 TS |
792 | |
793 | unlock_user(target_fds, target_fds_addr, sizeof(abi_ulong) * nw); | |
794 | ||
795 | return 0; | |
31e31b8a FB |
796 | } |
797 | ||
c596ed17 FB |
798 | #if defined(__alpha__) |
799 | #define HOST_HZ 1024 | |
800 | #else | |
801 | #define HOST_HZ 100 | |
802 | #endif | |
803 | ||
992f48a0 | 804 | static inline abi_long host_to_target_clock_t(long ticks) |
c596ed17 FB |
805 | { |
806 | #if HOST_HZ == TARGET_HZ | |
807 | return ticks; | |
808 | #else | |
809 | return ((int64_t)ticks * TARGET_HZ) / HOST_HZ; | |
810 | #endif | |
811 | } | |
812 | ||
579a97f7 FB |
813 | static inline abi_long host_to_target_rusage(abi_ulong target_addr, |
814 | const struct rusage *rusage) | |
b409186b | 815 | { |
53a5960a PB |
816 | struct target_rusage *target_rusage; |
817 | ||
579a97f7 FB |
818 | if (!lock_user_struct(VERIFY_WRITE, target_rusage, target_addr, 0)) |
819 | return -TARGET_EFAULT; | |
b409186b FB |
820 | target_rusage->ru_utime.tv_sec = tswapl(rusage->ru_utime.tv_sec); |
821 | target_rusage->ru_utime.tv_usec = tswapl(rusage->ru_utime.tv_usec); | |
822 | target_rusage->ru_stime.tv_sec = tswapl(rusage->ru_stime.tv_sec); | |
823 | target_rusage->ru_stime.tv_usec = tswapl(rusage->ru_stime.tv_usec); | |
824 | target_rusage->ru_maxrss = tswapl(rusage->ru_maxrss); | |
825 | target_rusage->ru_ixrss = tswapl(rusage->ru_ixrss); | |
826 | target_rusage->ru_idrss = tswapl(rusage->ru_idrss); | |
827 | target_rusage->ru_isrss = tswapl(rusage->ru_isrss); | |
828 | target_rusage->ru_minflt = tswapl(rusage->ru_minflt); | |
829 | target_rusage->ru_majflt = tswapl(rusage->ru_majflt); | |
830 | target_rusage->ru_nswap = tswapl(rusage->ru_nswap); | |
831 | target_rusage->ru_inblock = tswapl(rusage->ru_inblock); | |
832 | target_rusage->ru_oublock = tswapl(rusage->ru_oublock); | |
833 | target_rusage->ru_msgsnd = tswapl(rusage->ru_msgsnd); | |
834 | target_rusage->ru_msgrcv = tswapl(rusage->ru_msgrcv); | |
835 | target_rusage->ru_nsignals = tswapl(rusage->ru_nsignals); | |
836 | target_rusage->ru_nvcsw = tswapl(rusage->ru_nvcsw); | |
837 | target_rusage->ru_nivcsw = tswapl(rusage->ru_nivcsw); | |
53a5960a | 838 | unlock_user_struct(target_rusage, target_addr, 1); |
579a97f7 FB |
839 | |
840 | return 0; | |
b409186b FB |
841 | } |
842 | ||
81bbe906 TY |
843 | static inline rlim_t target_to_host_rlim(target_ulong target_rlim) |
844 | { | |
845 | if (target_rlim == TARGET_RLIM_INFINITY) | |
846 | return RLIM_INFINITY; | |
847 | else | |
848 | return tswapl(target_rlim); | |
849 | } | |
850 | ||
851 | static inline target_ulong host_to_target_rlim(rlim_t rlim) | |
852 | { | |
853 | if (rlim == RLIM_INFINITY || rlim != (target_long)rlim) | |
854 | return TARGET_RLIM_INFINITY; | |
855 | else | |
856 | return tswapl(rlim); | |
857 | } | |
858 | ||
788f5ec4 TS |
859 | static inline abi_long copy_from_user_timeval(struct timeval *tv, |
860 | abi_ulong target_tv_addr) | |
31e31b8a | 861 | { |
53a5960a PB |
862 | struct target_timeval *target_tv; |
863 | ||
788f5ec4 | 864 | if (!lock_user_struct(VERIFY_READ, target_tv, target_tv_addr, 1)) |
579a97f7 | 865 | return -TARGET_EFAULT; |
788f5ec4 TS |
866 | |
867 | __get_user(tv->tv_sec, &target_tv->tv_sec); | |
868 | __get_user(tv->tv_usec, &target_tv->tv_usec); | |
869 | ||
870 | unlock_user_struct(target_tv, target_tv_addr, 0); | |
579a97f7 FB |
871 | |
872 | return 0; | |
31e31b8a FB |
873 | } |
874 | ||
788f5ec4 TS |
875 | static inline abi_long copy_to_user_timeval(abi_ulong target_tv_addr, |
876 | const struct timeval *tv) | |
31e31b8a | 877 | { |
53a5960a PB |
878 | struct target_timeval *target_tv; |
879 | ||
788f5ec4 | 880 | if (!lock_user_struct(VERIFY_WRITE, target_tv, target_tv_addr, 0)) |
579a97f7 | 881 | return -TARGET_EFAULT; |
788f5ec4 TS |
882 | |
883 | __put_user(tv->tv_sec, &target_tv->tv_sec); | |
884 | __put_user(tv->tv_usec, &target_tv->tv_usec); | |
885 | ||
886 | unlock_user_struct(target_tv, target_tv_addr, 1); | |
579a97f7 FB |
887 | |
888 | return 0; | |
31e31b8a FB |
889 | } |
890 | ||
8ec9cf89 NF |
891 | #if defined(TARGET_NR_mq_open) && defined(__NR_mq_open) |
892 | #include <mqueue.h> | |
893 | ||
24e1003a AJ |
894 | static inline abi_long copy_from_user_mq_attr(struct mq_attr *attr, |
895 | abi_ulong target_mq_attr_addr) | |
896 | { | |
897 | struct target_mq_attr *target_mq_attr; | |
898 | ||
899 | if (!lock_user_struct(VERIFY_READ, target_mq_attr, | |
900 | target_mq_attr_addr, 1)) | |
901 | return -TARGET_EFAULT; | |
902 | ||
903 | __get_user(attr->mq_flags, &target_mq_attr->mq_flags); | |
904 | __get_user(attr->mq_maxmsg, &target_mq_attr->mq_maxmsg); | |
905 | __get_user(attr->mq_msgsize, &target_mq_attr->mq_msgsize); | |
906 | __get_user(attr->mq_curmsgs, &target_mq_attr->mq_curmsgs); | |
907 | ||
908 | unlock_user_struct(target_mq_attr, target_mq_attr_addr, 0); | |
909 | ||
910 | return 0; | |
911 | } | |
912 | ||
913 | static inline abi_long copy_to_user_mq_attr(abi_ulong target_mq_attr_addr, | |
914 | const struct mq_attr *attr) | |
915 | { | |
916 | struct target_mq_attr *target_mq_attr; | |
917 | ||
918 | if (!lock_user_struct(VERIFY_WRITE, target_mq_attr, | |
919 | target_mq_attr_addr, 0)) | |
920 | return -TARGET_EFAULT; | |
921 | ||
922 | __put_user(attr->mq_flags, &target_mq_attr->mq_flags); | |
923 | __put_user(attr->mq_maxmsg, &target_mq_attr->mq_maxmsg); | |
924 | __put_user(attr->mq_msgsize, &target_mq_attr->mq_msgsize); | |
925 | __put_user(attr->mq_curmsgs, &target_mq_attr->mq_curmsgs); | |
926 | ||
927 | unlock_user_struct(target_mq_attr, target_mq_attr_addr, 1); | |
928 | ||
929 | return 0; | |
930 | } | |
8ec9cf89 | 931 | #endif |
31e31b8a | 932 | |
0da46a6e | 933 | /* do_select() must return target values and target errnos. */ |
992f48a0 | 934 | static abi_long do_select(int n, |
26edcf41 TS |
935 | abi_ulong rfd_addr, abi_ulong wfd_addr, |
936 | abi_ulong efd_addr, abi_ulong target_tv_addr) | |
31e31b8a FB |
937 | { |
938 | fd_set rfds, wfds, efds; | |
939 | fd_set *rfds_ptr, *wfds_ptr, *efds_ptr; | |
940 | struct timeval tv, *tv_ptr; | |
992f48a0 | 941 | abi_long ret; |
31e31b8a | 942 | |
26edcf41 TS |
943 | if (rfd_addr) { |
944 | if (copy_from_user_fdset(&rfds, rfd_addr, n)) | |
945 | return -TARGET_EFAULT; | |
946 | rfds_ptr = &rfds; | |
53a5960a | 947 | } else { |
53a5960a PB |
948 | rfds_ptr = NULL; |
949 | } | |
26edcf41 TS |
950 | if (wfd_addr) { |
951 | if (copy_from_user_fdset(&wfds, wfd_addr, n)) | |
952 | return -TARGET_EFAULT; | |
953 | wfds_ptr = &wfds; | |
53a5960a | 954 | } else { |
53a5960a PB |
955 | wfds_ptr = NULL; |
956 | } | |
26edcf41 TS |
957 | if (efd_addr) { |
958 | if (copy_from_user_fdset(&efds, efd_addr, n)) | |
959 | return -TARGET_EFAULT; | |
960 | efds_ptr = &efds; | |
53a5960a | 961 | } else { |
53a5960a PB |
962 | efds_ptr = NULL; |
963 | } | |
3b46e624 | 964 | |
26edcf41 | 965 | if (target_tv_addr) { |
788f5ec4 TS |
966 | if (copy_from_user_timeval(&tv, target_tv_addr)) |
967 | return -TARGET_EFAULT; | |
31e31b8a FB |
968 | tv_ptr = &tv; |
969 | } else { | |
970 | tv_ptr = NULL; | |
971 | } | |
26edcf41 | 972 | |
31e31b8a | 973 | ret = get_errno(select(n, rfds_ptr, wfds_ptr, efds_ptr, tv_ptr)); |
53a5960a | 974 | |
26edcf41 TS |
975 | if (!is_error(ret)) { |
976 | if (rfd_addr && copy_to_user_fdset(rfd_addr, &rfds, n)) | |
977 | return -TARGET_EFAULT; | |
978 | if (wfd_addr && copy_to_user_fdset(wfd_addr, &wfds, n)) | |
979 | return -TARGET_EFAULT; | |
980 | if (efd_addr && copy_to_user_fdset(efd_addr, &efds, n)) | |
981 | return -TARGET_EFAULT; | |
31e31b8a | 982 | |
788f5ec4 TS |
983 | if (target_tv_addr && copy_to_user_timeval(target_tv_addr, &tv)) |
984 | return -TARGET_EFAULT; | |
31e31b8a | 985 | } |
579a97f7 | 986 | |
31e31b8a FB |
987 | return ret; |
988 | } | |
989 | ||
099d6b0f RV |
990 | static abi_long do_pipe2(int host_pipe[], int flags) |
991 | { | |
992 | #ifdef CONFIG_PIPE2 | |
993 | return pipe2(host_pipe, flags); | |
994 | #else | |
995 | return -ENOSYS; | |
996 | #endif | |
997 | } | |
998 | ||
fb41a66e RH |
999 | static abi_long do_pipe(void *cpu_env, abi_ulong pipedes, |
1000 | int flags, int is_pipe2) | |
099d6b0f RV |
1001 | { |
1002 | int host_pipe[2]; | |
1003 | abi_long ret; | |
1004 | ret = flags ? do_pipe2(host_pipe, flags) : pipe(host_pipe); | |
1005 | ||
1006 | if (is_error(ret)) | |
1007 | return get_errno(ret); | |
fb41a66e RH |
1008 | |
1009 | /* Several targets have special calling conventions for the original | |
1010 | pipe syscall, but didn't replicate this into the pipe2 syscall. */ | |
1011 | if (!is_pipe2) { | |
1012 | #if defined(TARGET_ALPHA) | |
1013 | ((CPUAlphaState *)cpu_env)->ir[IR_A4] = host_pipe[1]; | |
1014 | return host_pipe[0]; | |
1015 | #elif defined(TARGET_MIPS) | |
1016 | ((CPUMIPSState*)cpu_env)->active_tc.gpr[3] = host_pipe[1]; | |
1017 | return host_pipe[0]; | |
1018 | #elif defined(TARGET_SH4) | |
597c0212 | 1019 | ((CPUSH4State*)cpu_env)->gregs[1] = host_pipe[1]; |
fb41a66e | 1020 | return host_pipe[0]; |
597c0212 | 1021 | #endif |
fb41a66e RH |
1022 | } |
1023 | ||
099d6b0f RV |
1024 | if (put_user_s32(host_pipe[0], pipedes) |
1025 | || put_user_s32(host_pipe[1], pipedes + sizeof(host_pipe[0]))) | |
1026 | return -TARGET_EFAULT; | |
099d6b0f RV |
1027 | return get_errno(ret); |
1028 | } | |
1029 | ||
b975b83b LL |
1030 | static inline abi_long target_to_host_ip_mreq(struct ip_mreqn *mreqn, |
1031 | abi_ulong target_addr, | |
1032 | socklen_t len) | |
1033 | { | |
1034 | struct target_ip_mreqn *target_smreqn; | |
1035 | ||
1036 | target_smreqn = lock_user(VERIFY_READ, target_addr, len, 1); | |
1037 | if (!target_smreqn) | |
1038 | return -TARGET_EFAULT; | |
1039 | mreqn->imr_multiaddr.s_addr = target_smreqn->imr_multiaddr.s_addr; | |
1040 | mreqn->imr_address.s_addr = target_smreqn->imr_address.s_addr; | |
1041 | if (len == sizeof(struct target_ip_mreqn)) | |
1042 | mreqn->imr_ifindex = tswapl(target_smreqn->imr_ifindex); | |
1043 | unlock_user(target_smreqn, target_addr, 0); | |
1044 | ||
1045 | return 0; | |
1046 | } | |
1047 | ||
579a97f7 FB |
1048 | static inline abi_long target_to_host_sockaddr(struct sockaddr *addr, |
1049 | abi_ulong target_addr, | |
1050 | socklen_t len) | |
7854b056 | 1051 | { |
607175e0 AJ |
1052 | const socklen_t unix_maxlen = sizeof (struct sockaddr_un); |
1053 | sa_family_t sa_family; | |
53a5960a PB |
1054 | struct target_sockaddr *target_saddr; |
1055 | ||
579a97f7 FB |
1056 | target_saddr = lock_user(VERIFY_READ, target_addr, len, 1); |
1057 | if (!target_saddr) | |
1058 | return -TARGET_EFAULT; | |
607175e0 AJ |
1059 | |
1060 | sa_family = tswap16(target_saddr->sa_family); | |
1061 | ||
1062 | /* Oops. The caller might send a incomplete sun_path; sun_path | |
1063 | * must be terminated by \0 (see the manual page), but | |
1064 | * unfortunately it is quite common to specify sockaddr_un | |
1065 | * length as "strlen(x->sun_path)" while it should be | |
1066 | * "strlen(...) + 1". We'll fix that here if needed. | |
1067 | * Linux kernel has a similar feature. | |
1068 | */ | |
1069 | ||
1070 | if (sa_family == AF_UNIX) { | |
1071 | if (len < unix_maxlen && len > 0) { | |
1072 | char *cp = (char*)target_saddr; | |
1073 | ||
1074 | if ( cp[len-1] && !cp[len] ) | |
1075 | len++; | |
1076 | } | |
1077 | if (len > unix_maxlen) | |
1078 | len = unix_maxlen; | |
1079 | } | |
1080 | ||
53a5960a | 1081 | memcpy(addr, target_saddr, len); |
607175e0 | 1082 | addr->sa_family = sa_family; |
53a5960a | 1083 | unlock_user(target_saddr, target_addr, 0); |
579a97f7 FB |
1084 | |
1085 | return 0; | |
7854b056 FB |
1086 | } |
1087 | ||
579a97f7 FB |
1088 | static inline abi_long host_to_target_sockaddr(abi_ulong target_addr, |
1089 | struct sockaddr *addr, | |
1090 | socklen_t len) | |
7854b056 | 1091 | { |
53a5960a PB |
1092 | struct target_sockaddr *target_saddr; |
1093 | ||
579a97f7 FB |
1094 | target_saddr = lock_user(VERIFY_WRITE, target_addr, len, 0); |
1095 | if (!target_saddr) | |
1096 | return -TARGET_EFAULT; | |
53a5960a PB |
1097 | memcpy(target_saddr, addr, len); |
1098 | target_saddr->sa_family = tswap16(addr->sa_family); | |
1099 | unlock_user(target_saddr, target_addr, len); | |
579a97f7 FB |
1100 | |
1101 | return 0; | |
7854b056 FB |
1102 | } |
1103 | ||
53a5960a | 1104 | /* ??? Should this also swap msgh->name? */ |
5a4a898d FB |
1105 | static inline abi_long target_to_host_cmsg(struct msghdr *msgh, |
1106 | struct target_msghdr *target_msgh) | |
7854b056 FB |
1107 | { |
1108 | struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh); | |
5a4a898d FB |
1109 | abi_long msg_controllen; |
1110 | abi_ulong target_cmsg_addr; | |
1111 | struct target_cmsghdr *target_cmsg; | |
7854b056 | 1112 | socklen_t space = 0; |
5a4a898d FB |
1113 | |
1114 | msg_controllen = tswapl(target_msgh->msg_controllen); | |
1115 | if (msg_controllen < sizeof (struct target_cmsghdr)) | |
1116 | goto the_end; | |
1117 | target_cmsg_addr = tswapl(target_msgh->msg_control); | |
1118 | target_cmsg = lock_user(VERIFY_READ, target_cmsg_addr, msg_controllen, 1); | |
1119 | if (!target_cmsg) | |
1120 | return -TARGET_EFAULT; | |
7854b056 FB |
1121 | |
1122 | while (cmsg && target_cmsg) { | |
1123 | void *data = CMSG_DATA(cmsg); | |
1124 | void *target_data = TARGET_CMSG_DATA(target_cmsg); | |
1125 | ||
5fafdf24 | 1126 | int len = tswapl(target_cmsg->cmsg_len) |
7854b056 FB |
1127 | - TARGET_CMSG_ALIGN(sizeof (struct target_cmsghdr)); |
1128 | ||
1129 | space += CMSG_SPACE(len); | |
1130 | if (space > msgh->msg_controllen) { | |
1131 | space -= CMSG_SPACE(len); | |
31febb71 | 1132 | gemu_log("Host cmsg overflow\n"); |
7854b056 FB |
1133 | break; |
1134 | } | |
1135 | ||
1136 | cmsg->cmsg_level = tswap32(target_cmsg->cmsg_level); | |
1137 | cmsg->cmsg_type = tswap32(target_cmsg->cmsg_type); | |
1138 | cmsg->cmsg_len = CMSG_LEN(len); | |
1139 | ||
3532fa74 | 1140 | if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) { |
7854b056 FB |
1141 | gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type); |
1142 | memcpy(data, target_data, len); | |
1143 | } else { | |
1144 | int *fd = (int *)data; | |
1145 | int *target_fd = (int *)target_data; | |
1146 | int i, numfds = len / sizeof(int); | |
1147 | ||
1148 | for (i = 0; i < numfds; i++) | |
1149 | fd[i] = tswap32(target_fd[i]); | |
1150 | } | |
1151 | ||
1152 | cmsg = CMSG_NXTHDR(msgh, cmsg); | |
1153 | target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); | |
1154 | } | |
5a4a898d FB |
1155 | unlock_user(target_cmsg, target_cmsg_addr, 0); |
1156 | the_end: | |
7854b056 | 1157 | msgh->msg_controllen = space; |
5a4a898d | 1158 | return 0; |
7854b056 FB |
1159 | } |
1160 | ||
53a5960a | 1161 | /* ??? Should this also swap msgh->name? */ |
5a4a898d FB |
1162 | static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh, |
1163 | struct msghdr *msgh) | |
7854b056 FB |
1164 | { |
1165 | struct cmsghdr *cmsg = CMSG_FIRSTHDR(msgh); | |
5a4a898d FB |
1166 | abi_long msg_controllen; |
1167 | abi_ulong target_cmsg_addr; | |
1168 | struct target_cmsghdr *target_cmsg; | |
7854b056 FB |
1169 | socklen_t space = 0; |
1170 | ||
5a4a898d FB |
1171 | msg_controllen = tswapl(target_msgh->msg_controllen); |
1172 | if (msg_controllen < sizeof (struct target_cmsghdr)) | |
1173 | goto the_end; | |
1174 | target_cmsg_addr = tswapl(target_msgh->msg_control); | |
1175 | target_cmsg = lock_user(VERIFY_WRITE, target_cmsg_addr, msg_controllen, 0); | |
1176 | if (!target_cmsg) | |
1177 | return -TARGET_EFAULT; | |
1178 | ||
7854b056 FB |
1179 | while (cmsg && target_cmsg) { |
1180 | void *data = CMSG_DATA(cmsg); | |
1181 | void *target_data = TARGET_CMSG_DATA(target_cmsg); | |
1182 | ||
1183 | int len = cmsg->cmsg_len - CMSG_ALIGN(sizeof (struct cmsghdr)); | |
1184 | ||
1185 | space += TARGET_CMSG_SPACE(len); | |
5a4a898d | 1186 | if (space > msg_controllen) { |
7854b056 | 1187 | space -= TARGET_CMSG_SPACE(len); |
31febb71 | 1188 | gemu_log("Target cmsg overflow\n"); |
7854b056 FB |
1189 | break; |
1190 | } | |
1191 | ||
1192 | target_cmsg->cmsg_level = tswap32(cmsg->cmsg_level); | |
1193 | target_cmsg->cmsg_type = tswap32(cmsg->cmsg_type); | |
1194 | target_cmsg->cmsg_len = tswapl(TARGET_CMSG_LEN(len)); | |
1195 | ||
3532fa74 | 1196 | if (cmsg->cmsg_level != TARGET_SOL_SOCKET || cmsg->cmsg_type != SCM_RIGHTS) { |
7854b056 FB |
1197 | gemu_log("Unsupported ancillary data: %d/%d\n", cmsg->cmsg_level, cmsg->cmsg_type); |
1198 | memcpy(target_data, data, len); | |
1199 | } else { | |
1200 | int *fd = (int *)data; | |
1201 | int *target_fd = (int *)target_data; | |
1202 | int i, numfds = len / sizeof(int); | |
1203 | ||
1204 | for (i = 0; i < numfds; i++) | |
1205 | target_fd[i] = tswap32(fd[i]); | |
1206 | } | |
1207 | ||
1208 | cmsg = CMSG_NXTHDR(msgh, cmsg); | |
1209 | target_cmsg = TARGET_CMSG_NXTHDR(target_msgh, target_cmsg); | |
1210 | } | |
5a4a898d FB |
1211 | unlock_user(target_cmsg, target_cmsg_addr, space); |
1212 | the_end: | |
1213 | target_msgh->msg_controllen = tswapl(space); | |
1214 | return 0; | |
7854b056 FB |
1215 | } |
1216 | ||
0da46a6e | 1217 | /* do_setsockopt() Must return target values and target errnos. */ |
992f48a0 | 1218 | static abi_long do_setsockopt(int sockfd, int level, int optname, |
2f619698 | 1219 | abi_ulong optval_addr, socklen_t optlen) |
7854b056 | 1220 | { |
992f48a0 | 1221 | abi_long ret; |
32407103 | 1222 | int val; |
b975b83b | 1223 | struct ip_mreqn *ip_mreq; |
6e3cb58f | 1224 | struct ip_mreq_source *ip_mreq_source; |
3b46e624 | 1225 | |
8853f86e FB |
1226 | switch(level) { |
1227 | case SOL_TCP: | |
7854b056 | 1228 | /* TCP options all take an 'int' value. */ |
7854b056 | 1229 | if (optlen < sizeof(uint32_t)) |
0da46a6e | 1230 | return -TARGET_EINVAL; |
3b46e624 | 1231 | |
2f619698 FB |
1232 | if (get_user_u32(val, optval_addr)) |
1233 | return -TARGET_EFAULT; | |
8853f86e FB |
1234 | ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val))); |
1235 | break; | |
1236 | case SOL_IP: | |
1237 | switch(optname) { | |
2efbe911 FB |
1238 | case IP_TOS: |
1239 | case IP_TTL: | |
8853f86e | 1240 | case IP_HDRINCL: |
2efbe911 FB |
1241 | case IP_ROUTER_ALERT: |
1242 | case IP_RECVOPTS: | |
1243 | case IP_RETOPTS: | |
1244 | case IP_PKTINFO: | |
1245 | case IP_MTU_DISCOVER: | |
1246 | case IP_RECVERR: | |
1247 | case IP_RECVTOS: | |
1248 | #ifdef IP_FREEBIND | |
1249 | case IP_FREEBIND: | |
1250 | #endif | |
1251 | case IP_MULTICAST_TTL: | |
1252 | case IP_MULTICAST_LOOP: | |
8853f86e FB |
1253 | val = 0; |
1254 | if (optlen >= sizeof(uint32_t)) { | |
2f619698 FB |
1255 | if (get_user_u32(val, optval_addr)) |
1256 | return -TARGET_EFAULT; | |
8853f86e | 1257 | } else if (optlen >= 1) { |
2f619698 FB |
1258 | if (get_user_u8(val, optval_addr)) |
1259 | return -TARGET_EFAULT; | |
8853f86e FB |
1260 | } |
1261 | ret = get_errno(setsockopt(sockfd, level, optname, &val, sizeof(val))); | |
1262 | break; | |
b975b83b LL |
1263 | case IP_ADD_MEMBERSHIP: |
1264 | case IP_DROP_MEMBERSHIP: | |
1265 | if (optlen < sizeof (struct target_ip_mreq) || | |
1266 | optlen > sizeof (struct target_ip_mreqn)) | |
1267 | return -TARGET_EINVAL; | |
1268 | ||
1269 | ip_mreq = (struct ip_mreqn *) alloca(optlen); | |
1270 | target_to_host_ip_mreq(ip_mreq, optval_addr, optlen); | |
1271 | ret = get_errno(setsockopt(sockfd, level, optname, ip_mreq, optlen)); | |
1272 | break; | |
1273 | ||
6e3cb58f LL |
1274 | case IP_BLOCK_SOURCE: |
1275 | case IP_UNBLOCK_SOURCE: | |
1276 | case IP_ADD_SOURCE_MEMBERSHIP: | |
1277 | case IP_DROP_SOURCE_MEMBERSHIP: | |
1278 | if (optlen != sizeof (struct target_ip_mreq_source)) | |
1279 | return -TARGET_EINVAL; | |
1280 | ||
1281 | ip_mreq_source = lock_user(VERIFY_READ, optval_addr, optlen, 1); | |
1282 | ret = get_errno(setsockopt(sockfd, level, optname, ip_mreq_source, optlen)); | |
1283 | unlock_user (ip_mreq_source, optval_addr, 0); | |
1284 | break; | |
1285 | ||
8853f86e FB |
1286 | default: |
1287 | goto unimplemented; | |
1288 | } | |
1289 | break; | |
3532fa74 | 1290 | case TARGET_SOL_SOCKET: |
8853f86e FB |
1291 | switch (optname) { |
1292 | /* Options with 'int' argument. */ | |
3532fa74 FB |
1293 | case TARGET_SO_DEBUG: |
1294 | optname = SO_DEBUG; | |
1295 | break; | |
1296 | case TARGET_SO_REUSEADDR: | |
1297 | optname = SO_REUSEADDR; | |
1298 | break; | |
1299 | case TARGET_SO_TYPE: | |
1300 | optname = SO_TYPE; | |
1301 | break; | |
1302 | case TARGET_SO_ERROR: | |
1303 | optname = SO_ERROR; | |
1304 | break; | |
1305 | case TARGET_SO_DONTROUTE: | |
1306 | optname = SO_DONTROUTE; | |
1307 | break; | |
1308 | case TARGET_SO_BROADCAST: | |
1309 | optname = SO_BROADCAST; | |
1310 | break; | |
1311 | case TARGET_SO_SNDBUF: | |
1312 | optname = SO_SNDBUF; | |
1313 | break; | |
1314 | case TARGET_SO_RCVBUF: | |
1315 | optname = SO_RCVBUF; | |
1316 | break; | |
1317 | case TARGET_SO_KEEPALIVE: | |
1318 | optname = SO_KEEPALIVE; | |
1319 | break; | |
1320 | case TARGET_SO_OOBINLINE: | |
1321 | optname = SO_OOBINLINE; | |
1322 | break; | |
1323 | case TARGET_SO_NO_CHECK: | |
1324 | optname = SO_NO_CHECK; | |
1325 | break; | |
1326 | case TARGET_SO_PRIORITY: | |
1327 | optname = SO_PRIORITY; | |
1328 | break; | |
5e83e8e3 | 1329 | #ifdef SO_BSDCOMPAT |
3532fa74 FB |
1330 | case TARGET_SO_BSDCOMPAT: |
1331 | optname = SO_BSDCOMPAT; | |
1332 | break; | |
5e83e8e3 | 1333 | #endif |
3532fa74 FB |
1334 | case TARGET_SO_PASSCRED: |
1335 | optname = SO_PASSCRED; | |
1336 | break; | |
1337 | case TARGET_SO_TIMESTAMP: | |
1338 | optname = SO_TIMESTAMP; | |
1339 | break; | |
1340 | case TARGET_SO_RCVLOWAT: | |
1341 | optname = SO_RCVLOWAT; | |
1342 | break; | |
1343 | case TARGET_SO_RCVTIMEO: | |
1344 | optname = SO_RCVTIMEO; | |
1345 | break; | |
1346 | case TARGET_SO_SNDTIMEO: | |
1347 | optname = SO_SNDTIMEO; | |
1348 | break; | |
8853f86e FB |
1349 | break; |
1350 | default: | |
1351 | goto unimplemented; | |
1352 | } | |
3532fa74 | 1353 | if (optlen < sizeof(uint32_t)) |
2f619698 | 1354 | return -TARGET_EINVAL; |
3532fa74 | 1355 | |
2f619698 FB |
1356 | if (get_user_u32(val, optval_addr)) |
1357 | return -TARGET_EFAULT; | |
3532fa74 | 1358 | ret = get_errno(setsockopt(sockfd, SOL_SOCKET, optname, &val, sizeof(val))); |
8853f86e | 1359 | break; |
7854b056 | 1360 | default: |
8853f86e FB |
1361 | unimplemented: |
1362 | gemu_log("Unsupported setsockopt level=%d optname=%d \n", level, optname); | |
6fa13c17 | 1363 | ret = -TARGET_ENOPROTOOPT; |
7854b056 | 1364 | } |
8853f86e | 1365 | return ret; |
7854b056 FB |
1366 | } |
1367 | ||
0da46a6e | 1368 | /* do_getsockopt() Must return target values and target errnos. */ |
992f48a0 | 1369 | static abi_long do_getsockopt(int sockfd, int level, int optname, |
2f619698 | 1370 | abi_ulong optval_addr, abi_ulong optlen) |
7854b056 | 1371 | { |
992f48a0 | 1372 | abi_long ret; |
b55266b5 BS |
1373 | int len, val; |
1374 | socklen_t lv; | |
8853f86e FB |
1375 | |
1376 | switch(level) { | |
3532fa74 | 1377 | case TARGET_SOL_SOCKET: |
f3b974cd JL |
1378 | level = SOL_SOCKET; |
1379 | switch (optname) { | |
1380 | /* These don't just return a single integer */ | |
1381 | case TARGET_SO_LINGER: | |
1382 | case TARGET_SO_RCVTIMEO: | |
1383 | case TARGET_SO_SNDTIMEO: | |
1384 | case TARGET_SO_PEERCRED: | |
1385 | case TARGET_SO_PEERNAME: | |
1386 | goto unimplemented; | |
1387 | /* Options with 'int' argument. */ | |
1388 | case TARGET_SO_DEBUG: | |
1389 | optname = SO_DEBUG; | |
1390 | goto int_case; | |
1391 | case TARGET_SO_REUSEADDR: | |
1392 | optname = SO_REUSEADDR; | |
1393 | goto int_case; | |
1394 | case TARGET_SO_TYPE: | |
1395 | optname = SO_TYPE; | |
1396 | goto int_case; | |
1397 | case TARGET_SO_ERROR: | |
1398 | optname = SO_ERROR; | |
1399 | goto int_case; | |
1400 | case TARGET_SO_DONTROUTE: | |
1401 | optname = SO_DONTROUTE; | |
1402 | goto int_case; | |
1403 | case TARGET_SO_BROADCAST: | |
1404 | optname = SO_BROADCAST; | |
1405 | goto int_case; | |
1406 | case TARGET_SO_SNDBUF: | |
1407 | optname = SO_SNDBUF; | |
1408 | goto int_case; | |
1409 | case TARGET_SO_RCVBUF: | |
1410 | optname = SO_RCVBUF; | |
1411 | goto int_case; | |
1412 | case TARGET_SO_KEEPALIVE: | |
1413 | optname = SO_KEEPALIVE; | |
1414 | goto int_case; | |
1415 | case TARGET_SO_OOBINLINE: | |
1416 | optname = SO_OOBINLINE; | |
1417 | goto int_case; | |
1418 | case TARGET_SO_NO_CHECK: | |
1419 | optname = SO_NO_CHECK; | |
1420 | goto int_case; | |
1421 | case TARGET_SO_PRIORITY: | |
1422 | optname = SO_PRIORITY; | |
1423 | goto int_case; | |
1424 | #ifdef SO_BSDCOMPAT | |
1425 | case TARGET_SO_BSDCOMPAT: | |
1426 | optname = SO_BSDCOMPAT; | |
1427 | goto int_case; | |
1428 | #endif | |
1429 | case TARGET_SO_PASSCRED: | |
1430 | optname = SO_PASSCRED; | |
1431 | goto int_case; | |
1432 | case TARGET_SO_TIMESTAMP: | |
1433 | optname = SO_TIMESTAMP; | |
1434 | goto int_case; | |
1435 | case TARGET_SO_RCVLOWAT: | |
1436 | optname = SO_RCVLOWAT; | |
1437 | goto int_case; | |
8853f86e | 1438 | default: |
2efbe911 FB |
1439 | goto int_case; |
1440 | } | |
1441 | break; | |
1442 | case SOL_TCP: | |
1443 | /* TCP options all take an 'int' value. */ | |
1444 | int_case: | |
2f619698 FB |
1445 | if (get_user_u32(len, optlen)) |
1446 | return -TARGET_EFAULT; | |
2efbe911 | 1447 | if (len < 0) |
0da46a6e | 1448 | return -TARGET_EINVAL; |
2efbe911 FB |
1449 | lv = sizeof(int); |
1450 | ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv)); | |
1451 | if (ret < 0) | |
1452 | return ret; | |
2efbe911 FB |
1453 | if (len > lv) |
1454 | len = lv; | |
2f619698 FB |
1455 | if (len == 4) { |
1456 | if (put_user_u32(val, optval_addr)) | |
1457 | return -TARGET_EFAULT; | |
1458 | } else { | |
1459 | if (put_user_u8(val, optval_addr)) | |
1460 | return -TARGET_EFAULT; | |
f3b974cd | 1461 | } |
2f619698 FB |
1462 | if (put_user_u32(len, optlen)) |
1463 | return -TARGET_EFAULT; | |
2efbe911 FB |
1464 | break; |
1465 | case SOL_IP: | |
1466 | switch(optname) { | |
1467 | case IP_TOS: | |
1468 | case IP_TTL: | |
1469 | case IP_HDRINCL: | |
1470 | case IP_ROUTER_ALERT: | |
1471 | case IP_RECVOPTS: | |
1472 | case IP_RETOPTS: | |
1473 | case IP_PKTINFO: | |
1474 | case IP_MTU_DISCOVER: | |
1475 | case IP_RECVERR: | |
1476 | case IP_RECVTOS: | |
1477 | #ifdef IP_FREEBIND | |
1478 | case IP_FREEBIND: | |
1479 | #endif | |
1480 | case IP_MULTICAST_TTL: | |
1481 | case IP_MULTICAST_LOOP: | |
2f619698 FB |
1482 | if (get_user_u32(len, optlen)) |
1483 | return -TARGET_EFAULT; | |
8853f86e | 1484 | if (len < 0) |
0da46a6e | 1485 | return -TARGET_EINVAL; |
8853f86e FB |
1486 | lv = sizeof(int); |
1487 | ret = get_errno(getsockopt(sockfd, level, optname, &val, &lv)); | |
1488 | if (ret < 0) | |
1489 | return ret; | |
2efbe911 | 1490 | if (len < sizeof(int) && len > 0 && val >= 0 && val < 255) { |
2efbe911 | 1491 | len = 1; |
2f619698 FB |
1492 | if (put_user_u32(len, optlen) |
1493 | || put_user_u8(val, optval_addr)) | |
1494 | return -TARGET_EFAULT; | |
2efbe911 | 1495 | } else { |
2efbe911 FB |
1496 | if (len > sizeof(int)) |
1497 | len = sizeof(int); | |
2f619698 FB |
1498 | if (put_user_u32(len, optlen) |
1499 | || put_user_u32(val, optval_addr)) | |
1500 | return -TARGET_EFAULT; | |
2efbe911 | 1501 | } |
8853f86e | 1502 | break; |
2efbe911 | 1503 | default: |
c02f499e TS |
1504 | ret = -TARGET_ENOPROTOOPT; |
1505 | break; | |
8853f86e FB |
1506 | } |
1507 | break; | |
1508 | default: | |
1509 | unimplemented: | |
1510 | gemu_log("getsockopt level=%d optname=%d not yet supported\n", | |
1511 | level, optname); | |
c02f499e | 1512 | ret = -TARGET_EOPNOTSUPP; |
8853f86e FB |
1513 | break; |
1514 | } | |
1515 | return ret; | |
7854b056 FB |
1516 | } |
1517 | ||
579a97f7 FB |
1518 | /* FIXME |
1519 | * lock_iovec()/unlock_iovec() have a return code of 0 for success where | |
1520 | * other lock functions have a return code of 0 for failure. | |
1521 | */ | |
1522 | static abi_long lock_iovec(int type, struct iovec *vec, abi_ulong target_addr, | |
1523 | int count, int copy) | |
53a5960a PB |
1524 | { |
1525 | struct target_iovec *target_vec; | |
992f48a0 | 1526 | abi_ulong base; |
d732dcb4 | 1527 | int i; |
53a5960a | 1528 | |
579a97f7 FB |
1529 | target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); |
1530 | if (!target_vec) | |
1531 | return -TARGET_EFAULT; | |
53a5960a PB |
1532 | for(i = 0;i < count; i++) { |
1533 | base = tswapl(target_vec[i].iov_base); | |
1534 | vec[i].iov_len = tswapl(target_vec[i].iov_len); | |
41df8411 FB |
1535 | if (vec[i].iov_len != 0) { |
1536 | vec[i].iov_base = lock_user(type, base, vec[i].iov_len, copy); | |
d732dcb4 AZ |
1537 | /* Don't check lock_user return value. We must call writev even |
1538 | if a element has invalid base address. */ | |
41df8411 FB |
1539 | } else { |
1540 | /* zero length pointer is ignored */ | |
1541 | vec[i].iov_base = NULL; | |
1542 | } | |
579a97f7 FB |
1543 | } |
1544 | unlock_user (target_vec, target_addr, 0); | |
1545 | return 0; | |
53a5960a PB |
1546 | } |
1547 | ||
579a97f7 FB |
1548 | static abi_long unlock_iovec(struct iovec *vec, abi_ulong target_addr, |
1549 | int count, int copy) | |
53a5960a PB |
1550 | { |
1551 | struct target_iovec *target_vec; | |
992f48a0 | 1552 | abi_ulong base; |
53a5960a PB |
1553 | int i; |
1554 | ||
579a97f7 FB |
1555 | target_vec = lock_user(VERIFY_READ, target_addr, count * sizeof(struct target_iovec), 1); |
1556 | if (!target_vec) | |
1557 | return -TARGET_EFAULT; | |
53a5960a | 1558 | for(i = 0;i < count; i++) { |
d732dcb4 AZ |
1559 | if (target_vec[i].iov_base) { |
1560 | base = tswapl(target_vec[i].iov_base); | |
1561 | unlock_user(vec[i].iov_base, base, copy ? vec[i].iov_len : 0); | |
1562 | } | |
53a5960a PB |
1563 | } |
1564 | unlock_user (target_vec, target_addr, 0); | |
579a97f7 FB |
1565 | |
1566 | return 0; | |
53a5960a PB |
1567 | } |
1568 | ||
0da46a6e | 1569 | /* do_socket() Must return target values and target errnos. */ |
992f48a0 | 1570 | static abi_long do_socket(int domain, int type, int protocol) |
3532fa74 FB |
1571 | { |
1572 | #if defined(TARGET_MIPS) | |
1573 | switch(type) { | |
1574 | case TARGET_SOCK_DGRAM: | |
1575 | type = SOCK_DGRAM; | |
1576 | break; | |
1577 | case TARGET_SOCK_STREAM: | |
1578 | type = SOCK_STREAM; | |
1579 | break; | |
1580 | case TARGET_SOCK_RAW: | |
1581 | type = SOCK_RAW; | |
1582 | break; | |
1583 | case TARGET_SOCK_RDM: | |
1584 | type = SOCK_RDM; | |
1585 | break; | |
1586 | case TARGET_SOCK_SEQPACKET: | |
1587 | type = SOCK_SEQPACKET; | |
1588 | break; | |
1589 | case TARGET_SOCK_PACKET: | |
1590 | type = SOCK_PACKET; | |
1591 | break; | |
1592 | } | |
1593 | #endif | |
12bc92ab AZ |
1594 | if (domain == PF_NETLINK) |
1595 | return -EAFNOSUPPORT; /* do not NETLINK socket connections possible */ | |
3532fa74 FB |
1596 | return get_errno(socket(domain, type, protocol)); |
1597 | } | |
1598 | ||
0da46a6e | 1599 | /* do_bind() Must return target values and target errnos. */ |
992f48a0 BS |
1600 | static abi_long do_bind(int sockfd, abi_ulong target_addr, |
1601 | socklen_t addrlen) | |
3532fa74 | 1602 | { |
8f7aeaf6 | 1603 | void *addr; |
917507b0 | 1604 | abi_long ret; |
8f7aeaf6 | 1605 | |
38724253 | 1606 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1607 | return -TARGET_EINVAL; |
38724253 | 1608 | } |
8f7aeaf6 | 1609 | |
607175e0 | 1610 | addr = alloca(addrlen+1); |
3b46e624 | 1611 | |
917507b0 AP |
1612 | ret = target_to_host_sockaddr(addr, target_addr, addrlen); |
1613 | if (ret) | |
1614 | return ret; | |
1615 | ||
3532fa74 FB |
1616 | return get_errno(bind(sockfd, addr, addrlen)); |
1617 | } | |
1618 | ||
0da46a6e | 1619 | /* do_connect() Must return target values and target errnos. */ |
992f48a0 BS |
1620 | static abi_long do_connect(int sockfd, abi_ulong target_addr, |
1621 | socklen_t addrlen) | |
3532fa74 | 1622 | { |
8f7aeaf6 | 1623 | void *addr; |
917507b0 | 1624 | abi_long ret; |
8f7aeaf6 | 1625 | |
38724253 | 1626 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1627 | return -TARGET_EINVAL; |
38724253 | 1628 | } |
8f7aeaf6 AJ |
1629 | |
1630 | addr = alloca(addrlen); | |
3b46e624 | 1631 | |
917507b0 AP |
1632 | ret = target_to_host_sockaddr(addr, target_addr, addrlen); |
1633 | if (ret) | |
1634 | return ret; | |
1635 | ||
3532fa74 FB |
1636 | return get_errno(connect(sockfd, addr, addrlen)); |
1637 | } | |
1638 | ||
0da46a6e | 1639 | /* do_sendrecvmsg() Must return target values and target errnos. */ |
992f48a0 BS |
1640 | static abi_long do_sendrecvmsg(int fd, abi_ulong target_msg, |
1641 | int flags, int send) | |
3532fa74 | 1642 | { |
6de645c7 | 1643 | abi_long ret, len; |
3532fa74 FB |
1644 | struct target_msghdr *msgp; |
1645 | struct msghdr msg; | |
1646 | int count; | |
1647 | struct iovec *vec; | |
992f48a0 | 1648 | abi_ulong target_vec; |
3532fa74 | 1649 | |
579a97f7 FB |
1650 | /* FIXME */ |
1651 | if (!lock_user_struct(send ? VERIFY_READ : VERIFY_WRITE, | |
1652 | msgp, | |
1653 | target_msg, | |
1654 | send ? 1 : 0)) | |
1655 | return -TARGET_EFAULT; | |
3532fa74 FB |
1656 | if (msgp->msg_name) { |
1657 | msg.msg_namelen = tswap32(msgp->msg_namelen); | |
1658 | msg.msg_name = alloca(msg.msg_namelen); | |
917507b0 | 1659 | ret = target_to_host_sockaddr(msg.msg_name, tswapl(msgp->msg_name), |
3532fa74 | 1660 | msg.msg_namelen); |
917507b0 AP |
1661 | if (ret) { |
1662 | unlock_user_struct(msgp, target_msg, send ? 0 : 1); | |
1663 | return ret; | |
1664 | } | |
3532fa74 FB |
1665 | } else { |
1666 | msg.msg_name = NULL; | |
1667 | msg.msg_namelen = 0; | |
1668 | } | |
1669 | msg.msg_controllen = 2 * tswapl(msgp->msg_controllen); | |
1670 | msg.msg_control = alloca(msg.msg_controllen); | |
1671 | msg.msg_flags = tswap32(msgp->msg_flags); | |
3b46e624 | 1672 | |
3532fa74 FB |
1673 | count = tswapl(msgp->msg_iovlen); |
1674 | vec = alloca(count * sizeof(struct iovec)); | |
1675 | target_vec = tswapl(msgp->msg_iov); | |
579a97f7 | 1676 | lock_iovec(send ? VERIFY_READ : VERIFY_WRITE, vec, target_vec, count, send); |
3532fa74 FB |
1677 | msg.msg_iovlen = count; |
1678 | msg.msg_iov = vec; | |
3b46e624 | 1679 | |
3532fa74 | 1680 | if (send) { |
5a4a898d FB |
1681 | ret = target_to_host_cmsg(&msg, msgp); |
1682 | if (ret == 0) | |
1683 | ret = get_errno(sendmsg(fd, &msg, flags)); | |
3532fa74 FB |
1684 | } else { |
1685 | ret = get_errno(recvmsg(fd, &msg, flags)); | |
6de645c7 AZ |
1686 | if (!is_error(ret)) { |
1687 | len = ret; | |
5a4a898d | 1688 | ret = host_to_target_cmsg(msgp, &msg); |
6de645c7 AZ |
1689 | if (!is_error(ret)) |
1690 | ret = len; | |
1691 | } | |
3532fa74 FB |
1692 | } |
1693 | unlock_iovec(vec, target_vec, count, !send); | |
579a97f7 | 1694 | unlock_user_struct(msgp, target_msg, send ? 0 : 1); |
3532fa74 FB |
1695 | return ret; |
1696 | } | |
1697 | ||
0da46a6e | 1698 | /* do_accept() Must return target values and target errnos. */ |
992f48a0 | 1699 | static abi_long do_accept(int fd, abi_ulong target_addr, |
2f619698 | 1700 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1701 | { |
2f619698 FB |
1702 | socklen_t addrlen; |
1703 | void *addr; | |
992f48a0 | 1704 | abi_long ret; |
1be9e1dc | 1705 | |
917507b0 AP |
1706 | if (target_addr == 0) |
1707 | return get_errno(accept(fd, NULL, NULL)); | |
1708 | ||
1709 | /* linux returns EINVAL if addrlen pointer is invalid */ | |
2f619698 | 1710 | if (get_user_u32(addrlen, target_addrlen_addr)) |
917507b0 | 1711 | return -TARGET_EINVAL; |
2f619698 | 1712 | |
38724253 | 1713 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1714 | return -TARGET_EINVAL; |
38724253 | 1715 | } |
8f7aeaf6 | 1716 | |
917507b0 AP |
1717 | if (!access_ok(VERIFY_WRITE, target_addr, addrlen)) |
1718 | return -TARGET_EINVAL; | |
1719 | ||
2f619698 FB |
1720 | addr = alloca(addrlen); |
1721 | ||
1be9e1dc PB |
1722 | ret = get_errno(accept(fd, addr, &addrlen)); |
1723 | if (!is_error(ret)) { | |
1724 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1725 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1726 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1727 | } |
1728 | return ret; | |
1729 | } | |
1730 | ||
0da46a6e | 1731 | /* do_getpeername() Must return target values and target errnos. */ |
992f48a0 | 1732 | static abi_long do_getpeername(int fd, abi_ulong target_addr, |
2f619698 | 1733 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1734 | { |
2f619698 FB |
1735 | socklen_t addrlen; |
1736 | void *addr; | |
992f48a0 | 1737 | abi_long ret; |
1be9e1dc | 1738 | |
2f619698 FB |
1739 | if (get_user_u32(addrlen, target_addrlen_addr)) |
1740 | return -TARGET_EFAULT; | |
1741 | ||
38724253 | 1742 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1743 | return -TARGET_EINVAL; |
38724253 | 1744 | } |
8f7aeaf6 | 1745 | |
917507b0 AP |
1746 | if (!access_ok(VERIFY_WRITE, target_addr, addrlen)) |
1747 | return -TARGET_EFAULT; | |
1748 | ||
2f619698 FB |
1749 | addr = alloca(addrlen); |
1750 | ||
1be9e1dc PB |
1751 | ret = get_errno(getpeername(fd, addr, &addrlen)); |
1752 | if (!is_error(ret)) { | |
1753 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1754 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1755 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1756 | } |
1757 | return ret; | |
1758 | } | |
1759 | ||
0da46a6e | 1760 | /* do_getsockname() Must return target values and target errnos. */ |
992f48a0 | 1761 | static abi_long do_getsockname(int fd, abi_ulong target_addr, |
2f619698 | 1762 | abi_ulong target_addrlen_addr) |
1be9e1dc | 1763 | { |
2f619698 FB |
1764 | socklen_t addrlen; |
1765 | void *addr; | |
992f48a0 | 1766 | abi_long ret; |
1be9e1dc | 1767 | |
2f619698 FB |
1768 | if (get_user_u32(addrlen, target_addrlen_addr)) |
1769 | return -TARGET_EFAULT; | |
1770 | ||
38724253 | 1771 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1772 | return -TARGET_EINVAL; |
38724253 | 1773 | } |
8f7aeaf6 | 1774 | |
917507b0 AP |
1775 | if (!access_ok(VERIFY_WRITE, target_addr, addrlen)) |
1776 | return -TARGET_EFAULT; | |
1777 | ||
2f619698 FB |
1778 | addr = alloca(addrlen); |
1779 | ||
1be9e1dc PB |
1780 | ret = get_errno(getsockname(fd, addr, &addrlen)); |
1781 | if (!is_error(ret)) { | |
1782 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1783 | if (put_user_u32(addrlen, target_addrlen_addr)) |
1784 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1785 | } |
1786 | return ret; | |
1787 | } | |
1788 | ||
0da46a6e | 1789 | /* do_socketpair() Must return target values and target errnos. */ |
992f48a0 | 1790 | static abi_long do_socketpair(int domain, int type, int protocol, |
2f619698 | 1791 | abi_ulong target_tab_addr) |
1be9e1dc PB |
1792 | { |
1793 | int tab[2]; | |
992f48a0 | 1794 | abi_long ret; |
1be9e1dc PB |
1795 | |
1796 | ret = get_errno(socketpair(domain, type, protocol, tab)); | |
1797 | if (!is_error(ret)) { | |
2f619698 FB |
1798 | if (put_user_s32(tab[0], target_tab_addr) |
1799 | || put_user_s32(tab[1], target_tab_addr + sizeof(tab[0]))) | |
1800 | ret = -TARGET_EFAULT; | |
1be9e1dc PB |
1801 | } |
1802 | return ret; | |
1803 | } | |
1804 | ||
0da46a6e | 1805 | /* do_sendto() Must return target values and target errnos. */ |
992f48a0 BS |
1806 | static abi_long do_sendto(int fd, abi_ulong msg, size_t len, int flags, |
1807 | abi_ulong target_addr, socklen_t addrlen) | |
1be9e1dc PB |
1808 | { |
1809 | void *addr; | |
1810 | void *host_msg; | |
992f48a0 | 1811 | abi_long ret; |
1be9e1dc | 1812 | |
38724253 | 1813 | if ((int)addrlen < 0) { |
8f7aeaf6 | 1814 | return -TARGET_EINVAL; |
38724253 | 1815 | } |
8f7aeaf6 | 1816 | |
579a97f7 FB |
1817 | host_msg = lock_user(VERIFY_READ, msg, len, 1); |
1818 | if (!host_msg) | |
1819 | return -TARGET_EFAULT; | |
1be9e1dc PB |
1820 | if (target_addr) { |
1821 | addr = alloca(addrlen); | |
917507b0 AP |
1822 | ret = target_to_host_sockaddr(addr, target_addr, addrlen); |
1823 | if (ret) { | |
1824 | unlock_user(host_msg, msg, 0); | |
1825 | return ret; | |
1826 | } | |
1be9e1dc PB |
1827 | ret = get_errno(sendto(fd, host_msg, len, flags, addr, addrlen)); |
1828 | } else { | |
1829 | ret = get_errno(send(fd, host_msg, len, flags)); | |
1830 | } | |
1831 | unlock_user(host_msg, msg, 0); | |
1832 | return ret; | |
1833 | } | |
1834 | ||
0da46a6e | 1835 | /* do_recvfrom() Must return target values and target errnos. */ |
992f48a0 BS |
1836 | static abi_long do_recvfrom(int fd, abi_ulong msg, size_t len, int flags, |
1837 | abi_ulong target_addr, | |
1838 | abi_ulong target_addrlen) | |
1be9e1dc PB |
1839 | { |
1840 | socklen_t addrlen; | |
1841 | void *addr; | |
1842 | void *host_msg; | |
992f48a0 | 1843 | abi_long ret; |
1be9e1dc | 1844 | |
579a97f7 FB |
1845 | host_msg = lock_user(VERIFY_WRITE, msg, len, 0); |
1846 | if (!host_msg) | |
1847 | return -TARGET_EFAULT; | |
1be9e1dc | 1848 | if (target_addr) { |
2f619698 FB |
1849 | if (get_user_u32(addrlen, target_addrlen)) { |
1850 | ret = -TARGET_EFAULT; | |
1851 | goto fail; | |
1852 | } | |
38724253 | 1853 | if ((int)addrlen < 0) { |
8f7aeaf6 AJ |
1854 | ret = -TARGET_EINVAL; |
1855 | goto fail; | |
1856 | } | |
1be9e1dc PB |
1857 | addr = alloca(addrlen); |
1858 | ret = get_errno(recvfrom(fd, host_msg, len, flags, addr, &addrlen)); | |
1859 | } else { | |
1860 | addr = NULL; /* To keep compiler quiet. */ | |
1861 | ret = get_errno(recv(fd, host_msg, len, flags)); | |
1862 | } | |
1863 | if (!is_error(ret)) { | |
1864 | if (target_addr) { | |
1865 | host_to_target_sockaddr(target_addr, addr, addrlen); | |
2f619698 FB |
1866 | if (put_user_u32(addrlen, target_addrlen)) { |
1867 | ret = -TARGET_EFAULT; | |
1868 | goto fail; | |
1869 | } | |
1be9e1dc PB |
1870 | } |
1871 | unlock_user(host_msg, msg, len); | |
1872 | } else { | |
2f619698 | 1873 | fail: |
1be9e1dc PB |
1874 | unlock_user(host_msg, msg, 0); |
1875 | } | |
1876 | return ret; | |
1877 | } | |
1878 | ||
32407103 | 1879 | #ifdef TARGET_NR_socketcall |
0da46a6e | 1880 | /* do_socketcall() Must return target values and target errnos. */ |
992f48a0 | 1881 | static abi_long do_socketcall(int num, abi_ulong vptr) |
31e31b8a | 1882 | { |
992f48a0 BS |
1883 | abi_long ret; |
1884 | const int n = sizeof(abi_ulong); | |
31e31b8a FB |
1885 | |
1886 | switch(num) { | |
1887 | case SOCKOP_socket: | |
7854b056 | 1888 | { |
98818189 | 1889 | abi_ulong domain, type, protocol; |
2f619698 | 1890 | |
98818189 UH |
1891 | if (get_user_ual(domain, vptr) |
1892 | || get_user_ual(type, vptr + n) | |
1893 | || get_user_ual(protocol, vptr + 2 * n)) | |
2f619698 FB |
1894 | return -TARGET_EFAULT; |
1895 | ||
3532fa74 | 1896 | ret = do_socket(domain, type, protocol); |
7854b056 | 1897 | } |
31e31b8a FB |
1898 | break; |
1899 | case SOCKOP_bind: | |
7854b056 | 1900 | { |
98818189 | 1901 | abi_ulong sockfd; |
2f619698 FB |
1902 | abi_ulong target_addr; |
1903 | socklen_t addrlen; | |
1904 | ||
98818189 | 1905 | if (get_user_ual(sockfd, vptr) |
2f619698 | 1906 | || get_user_ual(target_addr, vptr + n) |
98818189 | 1907 | || get_user_ual(addrlen, vptr + 2 * n)) |
2f619698 FB |
1908 | return -TARGET_EFAULT; |
1909 | ||
3532fa74 | 1910 | ret = do_bind(sockfd, target_addr, addrlen); |
7854b056 | 1911 | } |
31e31b8a FB |
1912 | break; |
1913 | case SOCKOP_connect: | |
7854b056 | 1914 | { |
98818189 | 1915 | abi_ulong sockfd; |
2f619698 FB |
1916 | abi_ulong target_addr; |
1917 | socklen_t addrlen; | |
1918 | ||
98818189 | 1919 | if (get_user_ual(sockfd, vptr) |
2f619698 | 1920 | || get_user_ual(target_addr, vptr + n) |
98818189 | 1921 | || get_user_ual(addrlen, vptr + 2 * n)) |
2f619698 FB |
1922 | return -TARGET_EFAULT; |
1923 | ||
3532fa74 | 1924 | ret = do_connect(sockfd, target_addr, addrlen); |
7854b056 | 1925 | } |
31e31b8a FB |
1926 | break; |
1927 | case SOCKOP_listen: | |
7854b056 | 1928 | { |
98818189 | 1929 | abi_ulong sockfd, backlog; |
2f619698 | 1930 | |
98818189 UH |
1931 | if (get_user_ual(sockfd, vptr) |
1932 | || get_user_ual(backlog, vptr + n)) | |
2f619698 FB |
1933 | return -TARGET_EFAULT; |
1934 | ||
7854b056 FB |
1935 | ret = get_errno(listen(sockfd, backlog)); |
1936 | } | |
31e31b8a FB |
1937 | break; |
1938 | case SOCKOP_accept: | |
1939 | { | |
98818189 | 1940 | abi_ulong sockfd; |
2f619698 FB |
1941 | abi_ulong target_addr, target_addrlen; |
1942 | ||
98818189 | 1943 | if (get_user_ual(sockfd, vptr) |
2f619698 | 1944 | || get_user_ual(target_addr, vptr + n) |
98818189 | 1945 | || get_user_ual(target_addrlen, vptr + 2 * n)) |
2f619698 FB |
1946 | return -TARGET_EFAULT; |
1947 | ||
1be9e1dc | 1948 | ret = do_accept(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
1949 | } |
1950 | break; | |
1951 | case SOCKOP_getsockname: | |
1952 | { | |
98818189 | 1953 | abi_ulong sockfd; |
2f619698 FB |
1954 | abi_ulong target_addr, target_addrlen; |
1955 | ||
98818189 | 1956 | if (get_user_ual(sockfd, vptr) |
2f619698 | 1957 | || get_user_ual(target_addr, vptr + n) |
98818189 | 1958 | || get_user_ual(target_addrlen, vptr + 2 * n)) |
2f619698 FB |
1959 | return -TARGET_EFAULT; |
1960 | ||
1be9e1dc | 1961 | ret = do_getsockname(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
1962 | } |
1963 | break; | |
1964 | case SOCKOP_getpeername: | |
1965 | { | |
98818189 | 1966 | abi_ulong sockfd; |
2f619698 FB |
1967 | abi_ulong target_addr, target_addrlen; |
1968 | ||
98818189 | 1969 | if (get_user_ual(sockfd, vptr) |
2f619698 | 1970 | || get_user_ual(target_addr, vptr + n) |
98818189 | 1971 | || get_user_ual(target_addrlen, vptr + 2 * n)) |
2f619698 FB |
1972 | return -TARGET_EFAULT; |
1973 | ||
1be9e1dc | 1974 | ret = do_getpeername(sockfd, target_addr, target_addrlen); |
31e31b8a FB |
1975 | } |
1976 | break; | |
1977 | case SOCKOP_socketpair: | |
1978 | { | |
98818189 | 1979 | abi_ulong domain, type, protocol; |
2f619698 FB |
1980 | abi_ulong tab; |
1981 | ||
98818189 UH |
1982 | if (get_user_ual(domain, vptr) |
1983 | || get_user_ual(type, vptr + n) | |
1984 | || get_user_ual(protocol, vptr + 2 * n) | |
2f619698 FB |
1985 | || get_user_ual(tab, vptr + 3 * n)) |
1986 | return -TARGET_EFAULT; | |
1987 | ||
1be9e1dc | 1988 | ret = do_socketpair(domain, type, protocol, tab); |
31e31b8a FB |
1989 | } |
1990 | break; | |
1991 | case SOCKOP_send: | |
7854b056 | 1992 | { |
98818189 | 1993 | abi_ulong sockfd; |
2f619698 FB |
1994 | abi_ulong msg; |
1995 | size_t len; | |
98818189 | 1996 | abi_ulong flags; |
2f619698 | 1997 | |
98818189 | 1998 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
1999 | || get_user_ual(msg, vptr + n) |
2000 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2001 | || get_user_ual(flags, vptr + 3 * n)) |
2f619698 FB |
2002 | return -TARGET_EFAULT; |
2003 | ||
1be9e1dc | 2004 | ret = do_sendto(sockfd, msg, len, flags, 0, 0); |
7854b056 | 2005 | } |
31e31b8a FB |
2006 | break; |
2007 | case SOCKOP_recv: | |
7854b056 | 2008 | { |
98818189 | 2009 | abi_ulong sockfd; |
2f619698 FB |
2010 | abi_ulong msg; |
2011 | size_t len; | |
98818189 | 2012 | abi_ulong flags; |
2f619698 | 2013 | |
98818189 | 2014 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
2015 | || get_user_ual(msg, vptr + n) |
2016 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2017 | || get_user_ual(flags, vptr + 3 * n)) |
2f619698 FB |
2018 | return -TARGET_EFAULT; |
2019 | ||
1be9e1dc | 2020 | ret = do_recvfrom(sockfd, msg, len, flags, 0, 0); |
7854b056 | 2021 | } |
31e31b8a FB |
2022 | break; |
2023 | case SOCKOP_sendto: | |
7854b056 | 2024 | { |
98818189 | 2025 | abi_ulong sockfd; |
2f619698 FB |
2026 | abi_ulong msg; |
2027 | size_t len; | |
98818189 | 2028 | abi_ulong flags; |
2f619698 FB |
2029 | abi_ulong addr; |
2030 | socklen_t addrlen; | |
2031 | ||
98818189 | 2032 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
2033 | || get_user_ual(msg, vptr + n) |
2034 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2035 | || get_user_ual(flags, vptr + 3 * n) |
2f619698 | 2036 | || get_user_ual(addr, vptr + 4 * n) |
98818189 | 2037 | || get_user_ual(addrlen, vptr + 5 * n)) |
2f619698 FB |
2038 | return -TARGET_EFAULT; |
2039 | ||
1be9e1dc | 2040 | ret = do_sendto(sockfd, msg, len, flags, addr, addrlen); |
7854b056 | 2041 | } |
31e31b8a FB |
2042 | break; |
2043 | case SOCKOP_recvfrom: | |
2044 | { | |
98818189 | 2045 | abi_ulong sockfd; |
2f619698 FB |
2046 | abi_ulong msg; |
2047 | size_t len; | |
98818189 | 2048 | abi_ulong flags; |
2f619698 FB |
2049 | abi_ulong addr; |
2050 | socklen_t addrlen; | |
2051 | ||
98818189 | 2052 | if (get_user_ual(sockfd, vptr) |
2f619698 FB |
2053 | || get_user_ual(msg, vptr + n) |
2054 | || get_user_ual(len, vptr + 2 * n) | |
98818189 | 2055 | || get_user_ual(flags, vptr + 3 * n) |
2f619698 | 2056 | || get_user_ual(addr, vptr + 4 * n) |
98818189 | 2057 | || get_user_ual(addrlen, vptr + 5 * n)) |
2f619698 FB |
2058 | return -TARGET_EFAULT; |
2059 | ||
1be9e1dc | 2060 | ret = do_recvfrom(sockfd, msg, len, flags, addr, addrlen); |
31e31b8a FB |
2061 | } |
2062 | break; | |
2063 | case SOCKOP_shutdown: | |
7854b056 | 2064 | { |
98818189 | 2065 | abi_ulong sockfd, how; |
2f619698 | 2066 | |
98818189 UH |
2067 | if (get_user_ual(sockfd, vptr) |
2068 | || get_user_ual(how, vptr + n)) | |
2f619698 | 2069 | return -TARGET_EFAULT; |
7854b056 FB |
2070 | |
2071 | ret = get_errno(shutdown(sockfd, how)); | |
2072 | } | |
31e31b8a FB |
2073 | break; |
2074 | case SOCKOP_sendmsg: | |
2075 | case SOCKOP_recvmsg: | |
1a9353d2 | 2076 | { |
98818189 | 2077 | abi_ulong fd; |
992f48a0 | 2078 | abi_ulong target_msg; |
98818189 | 2079 | abi_ulong flags; |
1a9353d2 | 2080 | |
98818189 | 2081 | if (get_user_ual(fd, vptr) |
2f619698 | 2082 | || get_user_ual(target_msg, vptr + n) |
98818189 | 2083 | || get_user_ual(flags, vptr + 2 * n)) |
2f619698 | 2084 | return -TARGET_EFAULT; |
3532fa74 | 2085 | |
5fafdf24 | 2086 | ret = do_sendrecvmsg(fd, target_msg, flags, |
3532fa74 | 2087 | (num == SOCKOP_sendmsg)); |
1a9353d2 FB |
2088 | } |
2089 | break; | |
31e31b8a | 2090 | case SOCKOP_setsockopt: |
7854b056 | 2091 | { |
98818189 UH |
2092 | abi_ulong sockfd; |
2093 | abi_ulong level; | |
2094 | abi_ulong optname; | |
2f619698 FB |
2095 | abi_ulong optval; |
2096 | socklen_t optlen; | |
2097 | ||
98818189 UH |
2098 | if (get_user_ual(sockfd, vptr) |
2099 | || get_user_ual(level, vptr + n) | |
2100 | || get_user_ual(optname, vptr + 2 * n) | |
2f619698 | 2101 | || get_user_ual(optval, vptr + 3 * n) |
98818189 | 2102 | || get_user_ual(optlen, vptr + 4 * n)) |
2f619698 | 2103 | return -TARGET_EFAULT; |
7854b056 FB |
2104 | |
2105 | ret = do_setsockopt(sockfd, level, optname, optval, optlen); | |
2106 | } | |
2107 | break; | |
31e31b8a | 2108 | case SOCKOP_getsockopt: |
7854b056 | 2109 | { |
98818189 UH |
2110 | abi_ulong sockfd; |
2111 | abi_ulong level; | |
2112 | abi_ulong optname; | |
2f619698 FB |
2113 | abi_ulong optval; |
2114 | socklen_t optlen; | |
2115 | ||
98818189 UH |
2116 | if (get_user_ual(sockfd, vptr) |
2117 | || get_user_ual(level, vptr + n) | |
2118 | || get_user_ual(optname, vptr + 2 * n) | |
2f619698 | 2119 | || get_user_ual(optval, vptr + 3 * n) |
98818189 | 2120 | || get_user_ual(optlen, vptr + 4 * n)) |
2f619698 | 2121 | return -TARGET_EFAULT; |
7854b056 | 2122 | |
2f619698 | 2123 | ret = do_getsockopt(sockfd, level, optname, optval, optlen); |
7854b056 FB |
2124 | } |
2125 | break; | |
31e31b8a FB |
2126 | default: |
2127 | gemu_log("Unsupported socketcall: %d\n", num); | |
0da46a6e | 2128 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
2129 | break; |
2130 | } | |
2131 | return ret; | |
2132 | } | |
32407103 | 2133 | #endif |
31e31b8a | 2134 | |
8853f86e FB |
2135 | #define N_SHM_REGIONS 32 |
2136 | ||
2137 | static struct shm_region { | |
5a4a898d FB |
2138 | abi_ulong start; |
2139 | abi_ulong size; | |
8853f86e FB |
2140 | } shm_regions[N_SHM_REGIONS]; |
2141 | ||
3eb6b044 TS |
2142 | struct target_ipc_perm |
2143 | { | |
992f48a0 BS |
2144 | abi_long __key; |
2145 | abi_ulong uid; | |
2146 | abi_ulong gid; | |
2147 | abi_ulong cuid; | |
2148 | abi_ulong cgid; | |
3eb6b044 TS |
2149 | unsigned short int mode; |
2150 | unsigned short int __pad1; | |
2151 | unsigned short int __seq; | |
2152 | unsigned short int __pad2; | |
992f48a0 BS |
2153 | abi_ulong __unused1; |
2154 | abi_ulong __unused2; | |
3eb6b044 TS |
2155 | }; |
2156 | ||
2157 | struct target_semid_ds | |
2158 | { | |
2159 | struct target_ipc_perm sem_perm; | |
992f48a0 BS |
2160 | abi_ulong sem_otime; |
2161 | abi_ulong __unused1; | |
2162 | abi_ulong sem_ctime; | |
2163 | abi_ulong __unused2; | |
2164 | abi_ulong sem_nsems; | |
2165 | abi_ulong __unused3; | |
2166 | abi_ulong __unused4; | |
3eb6b044 TS |
2167 | }; |
2168 | ||
579a97f7 FB |
2169 | static inline abi_long target_to_host_ipc_perm(struct ipc_perm *host_ip, |
2170 | abi_ulong target_addr) | |
3eb6b044 TS |
2171 | { |
2172 | struct target_ipc_perm *target_ip; | |
2173 | struct target_semid_ds *target_sd; | |
2174 | ||
579a97f7 FB |
2175 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) |
2176 | return -TARGET_EFAULT; | |
e8bbe36c | 2177 | target_ip = &(target_sd->sem_perm); |
3eb6b044 TS |
2178 | host_ip->__key = tswapl(target_ip->__key); |
2179 | host_ip->uid = tswapl(target_ip->uid); | |
2180 | host_ip->gid = tswapl(target_ip->gid); | |
2181 | host_ip->cuid = tswapl(target_ip->cuid); | |
2182 | host_ip->cgid = tswapl(target_ip->cgid); | |
2183 | host_ip->mode = tswapl(target_ip->mode); | |
2184 | unlock_user_struct(target_sd, target_addr, 0); | |
579a97f7 | 2185 | return 0; |
3eb6b044 TS |
2186 | } |
2187 | ||
579a97f7 FB |
2188 | static inline abi_long host_to_target_ipc_perm(abi_ulong target_addr, |
2189 | struct ipc_perm *host_ip) | |
3eb6b044 TS |
2190 | { |
2191 | struct target_ipc_perm *target_ip; | |
2192 | struct target_semid_ds *target_sd; | |
2193 | ||
579a97f7 FB |
2194 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) |
2195 | return -TARGET_EFAULT; | |
3eb6b044 TS |
2196 | target_ip = &(target_sd->sem_perm); |
2197 | target_ip->__key = tswapl(host_ip->__key); | |
2198 | target_ip->uid = tswapl(host_ip->uid); | |
2199 | target_ip->gid = tswapl(host_ip->gid); | |
2200 | target_ip->cuid = tswapl(host_ip->cuid); | |
2201 | target_ip->cgid = tswapl(host_ip->cgid); | |
2202 | target_ip->mode = tswapl(host_ip->mode); | |
2203 | unlock_user_struct(target_sd, target_addr, 1); | |
579a97f7 | 2204 | return 0; |
3eb6b044 TS |
2205 | } |
2206 | ||
579a97f7 FB |
2207 | static inline abi_long target_to_host_semid_ds(struct semid_ds *host_sd, |
2208 | abi_ulong target_addr) | |
3eb6b044 TS |
2209 | { |
2210 | struct target_semid_ds *target_sd; | |
2211 | ||
579a97f7 FB |
2212 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) |
2213 | return -TARGET_EFAULT; | |
e5289087 AJ |
2214 | if (target_to_host_ipc_perm(&(host_sd->sem_perm),target_addr)) |
2215 | return -TARGET_EFAULT; | |
3eb6b044 TS |
2216 | host_sd->sem_nsems = tswapl(target_sd->sem_nsems); |
2217 | host_sd->sem_otime = tswapl(target_sd->sem_otime); | |
2218 | host_sd->sem_ctime = tswapl(target_sd->sem_ctime); | |
2219 | unlock_user_struct(target_sd, target_addr, 0); | |
579a97f7 | 2220 | return 0; |
3eb6b044 TS |
2221 | } |
2222 | ||
579a97f7 FB |
2223 | static inline abi_long host_to_target_semid_ds(abi_ulong target_addr, |
2224 | struct semid_ds *host_sd) | |
3eb6b044 TS |
2225 | { |
2226 | struct target_semid_ds *target_sd; | |
2227 | ||
579a97f7 FB |
2228 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) |
2229 | return -TARGET_EFAULT; | |
e5289087 AJ |
2230 | if (host_to_target_ipc_perm(target_addr,&(host_sd->sem_perm))) |
2231 | return -TARGET_EFAULT;; | |
3eb6b044 TS |
2232 | target_sd->sem_nsems = tswapl(host_sd->sem_nsems); |
2233 | target_sd->sem_otime = tswapl(host_sd->sem_otime); | |
2234 | target_sd->sem_ctime = tswapl(host_sd->sem_ctime); | |
2235 | unlock_user_struct(target_sd, target_addr, 1); | |
579a97f7 | 2236 | return 0; |
3eb6b044 TS |
2237 | } |
2238 | ||
e5289087 AJ |
2239 | struct target_seminfo { |
2240 | int semmap; | |
2241 | int semmni; | |
2242 | int semmns; | |
2243 | int semmnu; | |
2244 | int semmsl; | |
2245 | int semopm; | |
2246 | int semume; | |
2247 | int semusz; | |
2248 | int semvmx; | |
2249 | int semaem; | |
2250 | }; | |
2251 | ||
2252 | static inline abi_long host_to_target_seminfo(abi_ulong target_addr, | |
2253 | struct seminfo *host_seminfo) | |
2254 | { | |
2255 | struct target_seminfo *target_seminfo; | |
2256 | if (!lock_user_struct(VERIFY_WRITE, target_seminfo, target_addr, 0)) | |
2257 | return -TARGET_EFAULT; | |
2258 | __put_user(host_seminfo->semmap, &target_seminfo->semmap); | |
2259 | __put_user(host_seminfo->semmni, &target_seminfo->semmni); | |
2260 | __put_user(host_seminfo->semmns, &target_seminfo->semmns); | |
2261 | __put_user(host_seminfo->semmnu, &target_seminfo->semmnu); | |
2262 | __put_user(host_seminfo->semmsl, &target_seminfo->semmsl); | |
2263 | __put_user(host_seminfo->semopm, &target_seminfo->semopm); | |
2264 | __put_user(host_seminfo->semume, &target_seminfo->semume); | |
2265 | __put_user(host_seminfo->semusz, &target_seminfo->semusz); | |
2266 | __put_user(host_seminfo->semvmx, &target_seminfo->semvmx); | |
2267 | __put_user(host_seminfo->semaem, &target_seminfo->semaem); | |
2268 | unlock_user_struct(target_seminfo, target_addr, 1); | |
2269 | return 0; | |
2270 | } | |
2271 | ||
fa294816 TS |
2272 | union semun { |
2273 | int val; | |
3eb6b044 | 2274 | struct semid_ds *buf; |
fa294816 | 2275 | unsigned short *array; |
e5289087 | 2276 | struct seminfo *__buf; |
fa294816 TS |
2277 | }; |
2278 | ||
3eb6b044 TS |
2279 | union target_semun { |
2280 | int val; | |
e5289087 AJ |
2281 | abi_ulong buf; |
2282 | abi_ulong array; | |
2283 | abi_ulong __buf; | |
3eb6b044 TS |
2284 | }; |
2285 | ||
e5289087 AJ |
2286 | static inline abi_long target_to_host_semarray(int semid, unsigned short **host_array, |
2287 | abi_ulong target_addr) | |
3eb6b044 | 2288 | { |
e5289087 AJ |
2289 | int nsems; |
2290 | unsigned short *array; | |
2291 | union semun semun; | |
2292 | struct semid_ds semid_ds; | |
2293 | int i, ret; | |
3eb6b044 | 2294 | |
e5289087 AJ |
2295 | semun.buf = &semid_ds; |
2296 | ||
2297 | ret = semctl(semid, 0, IPC_STAT, semun); | |
2298 | if (ret == -1) | |
2299 | return get_errno(ret); | |
2300 | ||
2301 | nsems = semid_ds.sem_nsems; | |
2302 | ||
2303 | *host_array = malloc(nsems*sizeof(unsigned short)); | |
2304 | array = lock_user(VERIFY_READ, target_addr, | |
2305 | nsems*sizeof(unsigned short), 1); | |
2306 | if (!array) | |
2307 | return -TARGET_EFAULT; | |
2308 | ||
2309 | for(i=0; i<nsems; i++) { | |
2310 | __get_user((*host_array)[i], &array[i]); | |
3eb6b044 | 2311 | } |
e5289087 AJ |
2312 | unlock_user(array, target_addr, 0); |
2313 | ||
579a97f7 | 2314 | return 0; |
3eb6b044 TS |
2315 | } |
2316 | ||
e5289087 AJ |
2317 | static inline abi_long host_to_target_semarray(int semid, abi_ulong target_addr, |
2318 | unsigned short **host_array) | |
3eb6b044 | 2319 | { |
e5289087 AJ |
2320 | int nsems; |
2321 | unsigned short *array; | |
2322 | union semun semun; | |
2323 | struct semid_ds semid_ds; | |
2324 | int i, ret; | |
3eb6b044 | 2325 | |
e5289087 AJ |
2326 | semun.buf = &semid_ds; |
2327 | ||
2328 | ret = semctl(semid, 0, IPC_STAT, semun); | |
2329 | if (ret == -1) | |
2330 | return get_errno(ret); | |
2331 | ||
2332 | nsems = semid_ds.sem_nsems; | |
2333 | ||
2334 | array = lock_user(VERIFY_WRITE, target_addr, | |
2335 | nsems*sizeof(unsigned short), 0); | |
2336 | if (!array) | |
2337 | return -TARGET_EFAULT; | |
2338 | ||
2339 | for(i=0; i<nsems; i++) { | |
2340 | __put_user((*host_array)[i], &array[i]); | |
3eb6b044 | 2341 | } |
e5289087 AJ |
2342 | free(*host_array); |
2343 | unlock_user(array, target_addr, 1); | |
2344 | ||
579a97f7 | 2345 | return 0; |
3eb6b044 TS |
2346 | } |
2347 | ||
e5289087 AJ |
2348 | static inline abi_long do_semctl(int semid, int semnum, int cmd, |
2349 | union target_semun target_su) | |
3eb6b044 TS |
2350 | { |
2351 | union semun arg; | |
2352 | struct semid_ds dsarg; | |
7b8118e8 | 2353 | unsigned short *array = NULL; |
e5289087 AJ |
2354 | struct seminfo seminfo; |
2355 | abi_long ret = -TARGET_EINVAL; | |
2356 | abi_long err; | |
2357 | cmd &= 0xff; | |
3eb6b044 TS |
2358 | |
2359 | switch( cmd ) { | |
2360 | case GETVAL: | |
3eb6b044 | 2361 | case SETVAL: |
e5289087 AJ |
2362 | arg.val = tswapl(target_su.val); |
2363 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2364 | target_su.val = tswapl(arg.val); | |
3eb6b044 TS |
2365 | break; |
2366 | case GETALL: | |
3eb6b044 | 2367 | case SETALL: |
e5289087 AJ |
2368 | err = target_to_host_semarray(semid, &array, target_su.array); |
2369 | if (err) | |
2370 | return err; | |
2371 | arg.array = array; | |
2372 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2373 | err = host_to_target_semarray(semid, target_su.array, &array); | |
2374 | if (err) | |
2375 | return err; | |
3eb6b044 TS |
2376 | break; |
2377 | case IPC_STAT: | |
3eb6b044 | 2378 | case IPC_SET: |
e5289087 AJ |
2379 | case SEM_STAT: |
2380 | err = target_to_host_semid_ds(&dsarg, target_su.buf); | |
2381 | if (err) | |
2382 | return err; | |
2383 | arg.buf = &dsarg; | |
2384 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2385 | err = host_to_target_semid_ds(target_su.buf, &dsarg); | |
2386 | if (err) | |
2387 | return err; | |
2388 | break; | |
2389 | case IPC_INFO: | |
2390 | case SEM_INFO: | |
2391 | arg.__buf = &seminfo; | |
2392 | ret = get_errno(semctl(semid, semnum, cmd, arg)); | |
2393 | err = host_to_target_seminfo(target_su.__buf, &seminfo); | |
2394 | if (err) | |
2395 | return err; | |
2396 | break; | |
2397 | case IPC_RMID: | |
2398 | case GETPID: | |
2399 | case GETNCNT: | |
2400 | case GETZCNT: | |
2401 | ret = get_errno(semctl(semid, semnum, cmd, NULL)); | |
3eb6b044 | 2402 | break; |
3eb6b044 TS |
2403 | } |
2404 | ||
2405 | return ret; | |
2406 | } | |
2407 | ||
e5289087 AJ |
2408 | struct target_sembuf { |
2409 | unsigned short sem_num; | |
2410 | short sem_op; | |
2411 | short sem_flg; | |
2412 | }; | |
2413 | ||
2414 | static inline abi_long target_to_host_sembuf(struct sembuf *host_sembuf, | |
2415 | abi_ulong target_addr, | |
2416 | unsigned nsops) | |
2417 | { | |
2418 | struct target_sembuf *target_sembuf; | |
2419 | int i; | |
2420 | ||
2421 | target_sembuf = lock_user(VERIFY_READ, target_addr, | |
2422 | nsops*sizeof(struct target_sembuf), 1); | |
2423 | if (!target_sembuf) | |
2424 | return -TARGET_EFAULT; | |
2425 | ||
2426 | for(i=0; i<nsops; i++) { | |
2427 | __get_user(host_sembuf[i].sem_num, &target_sembuf[i].sem_num); | |
2428 | __get_user(host_sembuf[i].sem_op, &target_sembuf[i].sem_op); | |
2429 | __get_user(host_sembuf[i].sem_flg, &target_sembuf[i].sem_flg); | |
2430 | } | |
2431 | ||
2432 | unlock_user(target_sembuf, target_addr, 0); | |
2433 | ||
2434 | return 0; | |
2435 | } | |
2436 | ||
2437 | static inline abi_long do_semop(int semid, abi_long ptr, unsigned nsops) | |
2438 | { | |
2439 | struct sembuf sops[nsops]; | |
2440 | ||
2441 | if (target_to_host_sembuf(sops, ptr, nsops)) | |
2442 | return -TARGET_EFAULT; | |
2443 | ||
2444 | return semop(semid, sops, nsops); | |
2445 | } | |
2446 | ||
1bc012f6 TS |
2447 | struct target_msqid_ds |
2448 | { | |
1c54ff97 AJ |
2449 | struct target_ipc_perm msg_perm; |
2450 | abi_ulong msg_stime; | |
2451 | #if TARGET_ABI_BITS == 32 | |
2452 | abi_ulong __unused1; | |
2453 | #endif | |
2454 | abi_ulong msg_rtime; | |
2455 | #if TARGET_ABI_BITS == 32 | |
2456 | abi_ulong __unused2; | |
2457 | #endif | |
2458 | abi_ulong msg_ctime; | |
2459 | #if TARGET_ABI_BITS == 32 | |
2460 | abi_ulong __unused3; | |
2461 | #endif | |
2462 | abi_ulong __msg_cbytes; | |
2463 | abi_ulong msg_qnum; | |
2464 | abi_ulong msg_qbytes; | |
2465 | abi_ulong msg_lspid; | |
2466 | abi_ulong msg_lrpid; | |
2467 | abi_ulong __unused4; | |
2468 | abi_ulong __unused5; | |
1bc012f6 TS |
2469 | }; |
2470 | ||
579a97f7 FB |
2471 | static inline abi_long target_to_host_msqid_ds(struct msqid_ds *host_md, |
2472 | abi_ulong target_addr) | |
1bc012f6 TS |
2473 | { |
2474 | struct target_msqid_ds *target_md; | |
2475 | ||
579a97f7 FB |
2476 | if (!lock_user_struct(VERIFY_READ, target_md, target_addr, 1)) |
2477 | return -TARGET_EFAULT; | |
1c54ff97 AJ |
2478 | if (target_to_host_ipc_perm(&(host_md->msg_perm),target_addr)) |
2479 | return -TARGET_EFAULT; | |
1bc012f6 TS |
2480 | host_md->msg_stime = tswapl(target_md->msg_stime); |
2481 | host_md->msg_rtime = tswapl(target_md->msg_rtime); | |
2482 | host_md->msg_ctime = tswapl(target_md->msg_ctime); | |
2483 | host_md->__msg_cbytes = tswapl(target_md->__msg_cbytes); | |
2484 | host_md->msg_qnum = tswapl(target_md->msg_qnum); | |
2485 | host_md->msg_qbytes = tswapl(target_md->msg_qbytes); | |
2486 | host_md->msg_lspid = tswapl(target_md->msg_lspid); | |
2487 | host_md->msg_lrpid = tswapl(target_md->msg_lrpid); | |
2488 | unlock_user_struct(target_md, target_addr, 0); | |
579a97f7 | 2489 | return 0; |
1bc012f6 TS |
2490 | } |
2491 | ||
579a97f7 FB |
2492 | static inline abi_long host_to_target_msqid_ds(abi_ulong target_addr, |
2493 | struct msqid_ds *host_md) | |
1bc012f6 TS |
2494 | { |
2495 | struct target_msqid_ds *target_md; | |
2496 | ||
579a97f7 FB |
2497 | if (!lock_user_struct(VERIFY_WRITE, target_md, target_addr, 0)) |
2498 | return -TARGET_EFAULT; | |
1c54ff97 AJ |
2499 | if (host_to_target_ipc_perm(target_addr,&(host_md->msg_perm))) |
2500 | return -TARGET_EFAULT; | |
1bc012f6 TS |
2501 | target_md->msg_stime = tswapl(host_md->msg_stime); |
2502 | target_md->msg_rtime = tswapl(host_md->msg_rtime); | |
2503 | target_md->msg_ctime = tswapl(host_md->msg_ctime); | |
2504 | target_md->__msg_cbytes = tswapl(host_md->__msg_cbytes); | |
2505 | target_md->msg_qnum = tswapl(host_md->msg_qnum); | |
2506 | target_md->msg_qbytes = tswapl(host_md->msg_qbytes); | |
2507 | target_md->msg_lspid = tswapl(host_md->msg_lspid); | |
2508 | target_md->msg_lrpid = tswapl(host_md->msg_lrpid); | |
2509 | unlock_user_struct(target_md, target_addr, 1); | |
579a97f7 | 2510 | return 0; |
1bc012f6 TS |
2511 | } |
2512 | ||
1c54ff97 AJ |
2513 | struct target_msginfo { |
2514 | int msgpool; | |
2515 | int msgmap; | |
2516 | int msgmax; | |
2517 | int msgmnb; | |
2518 | int msgmni; | |
2519 | int msgssz; | |
2520 | int msgtql; | |
2521 | unsigned short int msgseg; | |
2522 | }; | |
2523 | ||
2524 | static inline abi_long host_to_target_msginfo(abi_ulong target_addr, | |
2525 | struct msginfo *host_msginfo) | |
2526 | { | |
2527 | struct target_msginfo *target_msginfo; | |
2528 | if (!lock_user_struct(VERIFY_WRITE, target_msginfo, target_addr, 0)) | |
2529 | return -TARGET_EFAULT; | |
2530 | __put_user(host_msginfo->msgpool, &target_msginfo->msgpool); | |
2531 | __put_user(host_msginfo->msgmap, &target_msginfo->msgmap); | |
2532 | __put_user(host_msginfo->msgmax, &target_msginfo->msgmax); | |
2533 | __put_user(host_msginfo->msgmnb, &target_msginfo->msgmnb); | |
2534 | __put_user(host_msginfo->msgmni, &target_msginfo->msgmni); | |
2535 | __put_user(host_msginfo->msgssz, &target_msginfo->msgssz); | |
2536 | __put_user(host_msginfo->msgtql, &target_msginfo->msgtql); | |
2537 | __put_user(host_msginfo->msgseg, &target_msginfo->msgseg); | |
2538 | unlock_user_struct(target_msginfo, target_addr, 1); | |
00b229ac | 2539 | return 0; |
1c54ff97 AJ |
2540 | } |
2541 | ||
2542 | static inline abi_long do_msgctl(int msgid, int cmd, abi_long ptr) | |
1bc012f6 TS |
2543 | { |
2544 | struct msqid_ds dsarg; | |
1c54ff97 AJ |
2545 | struct msginfo msginfo; |
2546 | abi_long ret = -TARGET_EINVAL; | |
2547 | ||
2548 | cmd &= 0xff; | |
2549 | ||
2550 | switch (cmd) { | |
1bc012f6 TS |
2551 | case IPC_STAT: |
2552 | case IPC_SET: | |
1c54ff97 AJ |
2553 | case MSG_STAT: |
2554 | if (target_to_host_msqid_ds(&dsarg,ptr)) | |
2555 | return -TARGET_EFAULT; | |
2556 | ret = get_errno(msgctl(msgid, cmd, &dsarg)); | |
2557 | if (host_to_target_msqid_ds(ptr,&dsarg)) | |
2558 | return -TARGET_EFAULT; | |
2559 | break; | |
2560 | case IPC_RMID: | |
2561 | ret = get_errno(msgctl(msgid, cmd, NULL)); | |
2562 | break; | |
2563 | case IPC_INFO: | |
2564 | case MSG_INFO: | |
2565 | ret = get_errno(msgctl(msgid, cmd, (struct msqid_ds *)&msginfo)); | |
2566 | if (host_to_target_msginfo(ptr, &msginfo)) | |
2567 | return -TARGET_EFAULT; | |
2568 | break; | |
1bc012f6 | 2569 | } |
1c54ff97 | 2570 | |
1bc012f6 TS |
2571 | return ret; |
2572 | } | |
2573 | ||
2574 | struct target_msgbuf { | |
1c54ff97 AJ |
2575 | abi_long mtype; |
2576 | char mtext[1]; | |
1bc012f6 TS |
2577 | }; |
2578 | ||
992f48a0 BS |
2579 | static inline abi_long do_msgsnd(int msqid, abi_long msgp, |
2580 | unsigned int msgsz, int msgflg) | |
1bc012f6 TS |
2581 | { |
2582 | struct target_msgbuf *target_mb; | |
2583 | struct msgbuf *host_mb; | |
992f48a0 | 2584 | abi_long ret = 0; |
1bc012f6 | 2585 | |
579a97f7 FB |
2586 | if (!lock_user_struct(VERIFY_READ, target_mb, msgp, 0)) |
2587 | return -TARGET_EFAULT; | |
1bc012f6 | 2588 | host_mb = malloc(msgsz+sizeof(long)); |
1c54ff97 AJ |
2589 | host_mb->mtype = (abi_long) tswapl(target_mb->mtype); |
2590 | memcpy(host_mb->mtext, target_mb->mtext, msgsz); | |
1bc012f6 TS |
2591 | ret = get_errno(msgsnd(msqid, host_mb, msgsz, msgflg)); |
2592 | free(host_mb); | |
2593 | unlock_user_struct(target_mb, msgp, 0); | |
2594 | ||
2595 | return ret; | |
2596 | } | |
2597 | ||
992f48a0 | 2598 | static inline abi_long do_msgrcv(int msqid, abi_long msgp, |
1c54ff97 | 2599 | unsigned int msgsz, abi_long msgtyp, |
992f48a0 | 2600 | int msgflg) |
1bc012f6 TS |
2601 | { |
2602 | struct target_msgbuf *target_mb; | |
579a97f7 | 2603 | char *target_mtext; |
1bc012f6 | 2604 | struct msgbuf *host_mb; |
992f48a0 | 2605 | abi_long ret = 0; |
1bc012f6 | 2606 | |
579a97f7 FB |
2607 | if (!lock_user_struct(VERIFY_WRITE, target_mb, msgp, 0)) |
2608 | return -TARGET_EFAULT; | |
1c54ff97 | 2609 | |
1bc012f6 | 2610 | host_mb = malloc(msgsz+sizeof(long)); |
1c54ff97 AJ |
2611 | ret = get_errno(msgrcv(msqid, host_mb, msgsz, tswapl(msgtyp), msgflg)); |
2612 | ||
579a97f7 FB |
2613 | if (ret > 0) { |
2614 | abi_ulong target_mtext_addr = msgp + sizeof(abi_ulong); | |
2615 | target_mtext = lock_user(VERIFY_WRITE, target_mtext_addr, ret, 0); | |
2616 | if (!target_mtext) { | |
2617 | ret = -TARGET_EFAULT; | |
2618 | goto end; | |
2619 | } | |
1c54ff97 | 2620 | memcpy(target_mb->mtext, host_mb->mtext, ret); |
579a97f7 FB |
2621 | unlock_user(target_mtext, target_mtext_addr, ret); |
2622 | } | |
1c54ff97 | 2623 | |
1bc012f6 TS |
2624 | target_mb->mtype = tswapl(host_mb->mtype); |
2625 | free(host_mb); | |
1bc012f6 | 2626 | |
579a97f7 FB |
2627 | end: |
2628 | if (target_mb) | |
2629 | unlock_user_struct(target_mb, msgp, 1); | |
1bc012f6 TS |
2630 | return ret; |
2631 | } | |
2632 | ||
88a8c984 RV |
2633 | struct target_shmid_ds |
2634 | { | |
2635 | struct target_ipc_perm shm_perm; | |
2636 | abi_ulong shm_segsz; | |
2637 | abi_ulong shm_atime; | |
2638 | #if TARGET_ABI_BITS == 32 | |
2639 | abi_ulong __unused1; | |
2640 | #endif | |
2641 | abi_ulong shm_dtime; | |
2642 | #if TARGET_ABI_BITS == 32 | |
2643 | abi_ulong __unused2; | |
2644 | #endif | |
2645 | abi_ulong shm_ctime; | |
2646 | #if TARGET_ABI_BITS == 32 | |
2647 | abi_ulong __unused3; | |
2648 | #endif | |
2649 | int shm_cpid; | |
2650 | int shm_lpid; | |
2651 | abi_ulong shm_nattch; | |
2652 | unsigned long int __unused4; | |
2653 | unsigned long int __unused5; | |
2654 | }; | |
2655 | ||
2656 | static inline abi_long target_to_host_shmid_ds(struct shmid_ds *host_sd, | |
2657 | abi_ulong target_addr) | |
2658 | { | |
2659 | struct target_shmid_ds *target_sd; | |
2660 | ||
2661 | if (!lock_user_struct(VERIFY_READ, target_sd, target_addr, 1)) | |
2662 | return -TARGET_EFAULT; | |
2663 | if (target_to_host_ipc_perm(&(host_sd->shm_perm), target_addr)) | |
2664 | return -TARGET_EFAULT; | |
2665 | __get_user(host_sd->shm_segsz, &target_sd->shm_segsz); | |
2666 | __get_user(host_sd->shm_atime, &target_sd->shm_atime); | |
2667 | __get_user(host_sd->shm_dtime, &target_sd->shm_dtime); | |
2668 | __get_user(host_sd->shm_ctime, &target_sd->shm_ctime); | |
2669 | __get_user(host_sd->shm_cpid, &target_sd->shm_cpid); | |
2670 | __get_user(host_sd->shm_lpid, &target_sd->shm_lpid); | |
2671 | __get_user(host_sd->shm_nattch, &target_sd->shm_nattch); | |
2672 | unlock_user_struct(target_sd, target_addr, 0); | |
2673 | return 0; | |
2674 | } | |
2675 | ||
2676 | static inline abi_long host_to_target_shmid_ds(abi_ulong target_addr, | |
2677 | struct shmid_ds *host_sd) | |
2678 | { | |
2679 | struct target_shmid_ds *target_sd; | |
2680 | ||
2681 | if (!lock_user_struct(VERIFY_WRITE, target_sd, target_addr, 0)) | |
2682 | return -TARGET_EFAULT; | |
2683 | if (host_to_target_ipc_perm(target_addr, &(host_sd->shm_perm))) | |
2684 | return -TARGET_EFAULT; | |
2685 | __put_user(host_sd->shm_segsz, &target_sd->shm_segsz); | |
2686 | __put_user(host_sd->shm_atime, &target_sd->shm_atime); | |
2687 | __put_user(host_sd->shm_dtime, &target_sd->shm_dtime); | |
2688 | __put_user(host_sd->shm_ctime, &target_sd->shm_ctime); | |
2689 | __put_user(host_sd->shm_cpid, &target_sd->shm_cpid); | |
2690 | __put_user(host_sd->shm_lpid, &target_sd->shm_lpid); | |
2691 | __put_user(host_sd->shm_nattch, &target_sd->shm_nattch); | |
2692 | unlock_user_struct(target_sd, target_addr, 1); | |
2693 | return 0; | |
2694 | } | |
2695 | ||
2696 | struct target_shminfo { | |
2697 | abi_ulong shmmax; | |
2698 | abi_ulong shmmin; | |
2699 | abi_ulong shmmni; | |
2700 | abi_ulong shmseg; | |
2701 | abi_ulong shmall; | |
2702 | }; | |
2703 | ||
2704 | static inline abi_long host_to_target_shminfo(abi_ulong target_addr, | |
2705 | struct shminfo *host_shminfo) | |
2706 | { | |
2707 | struct target_shminfo *target_shminfo; | |
2708 | if (!lock_user_struct(VERIFY_WRITE, target_shminfo, target_addr, 0)) | |
2709 | return -TARGET_EFAULT; | |
2710 | __put_user(host_shminfo->shmmax, &target_shminfo->shmmax); | |
2711 | __put_user(host_shminfo->shmmin, &target_shminfo->shmmin); | |
2712 | __put_user(host_shminfo->shmmni, &target_shminfo->shmmni); | |
2713 | __put_user(host_shminfo->shmseg, &target_shminfo->shmseg); | |
2714 | __put_user(host_shminfo->shmall, &target_shminfo->shmall); | |
2715 | unlock_user_struct(target_shminfo, target_addr, 1); | |
2716 | return 0; | |
2717 | } | |
2718 | ||
2719 | struct target_shm_info { | |
2720 | int used_ids; | |
2721 | abi_ulong shm_tot; | |
2722 | abi_ulong shm_rss; | |
2723 | abi_ulong shm_swp; | |
2724 | abi_ulong swap_attempts; | |
2725 | abi_ulong swap_successes; | |
2726 | }; | |
2727 | ||
2728 | static inline abi_long host_to_target_shm_info(abi_ulong target_addr, | |
2729 | struct shm_info *host_shm_info) | |
2730 | { | |
2731 | struct target_shm_info *target_shm_info; | |
2732 | if (!lock_user_struct(VERIFY_WRITE, target_shm_info, target_addr, 0)) | |
2733 | return -TARGET_EFAULT; | |
2734 | __put_user(host_shm_info->used_ids, &target_shm_info->used_ids); | |
2735 | __put_user(host_shm_info->shm_tot, &target_shm_info->shm_tot); | |
2736 | __put_user(host_shm_info->shm_rss, &target_shm_info->shm_rss); | |
2737 | __put_user(host_shm_info->shm_swp, &target_shm_info->shm_swp); | |
2738 | __put_user(host_shm_info->swap_attempts, &target_shm_info->swap_attempts); | |
2739 | __put_user(host_shm_info->swap_successes, &target_shm_info->swap_successes); | |
2740 | unlock_user_struct(target_shm_info, target_addr, 1); | |
2741 | return 0; | |
2742 | } | |
2743 | ||
2744 | static inline abi_long do_shmctl(int shmid, int cmd, abi_long buf) | |
2745 | { | |
2746 | struct shmid_ds dsarg; | |
2747 | struct shminfo shminfo; | |
2748 | struct shm_info shm_info; | |
2749 | abi_long ret = -TARGET_EINVAL; | |
2750 | ||
2751 | cmd &= 0xff; | |
2752 | ||
2753 | switch(cmd) { | |
2754 | case IPC_STAT: | |
2755 | case IPC_SET: | |
2756 | case SHM_STAT: | |
2757 | if (target_to_host_shmid_ds(&dsarg, buf)) | |
2758 | return -TARGET_EFAULT; | |
2759 | ret = get_errno(shmctl(shmid, cmd, &dsarg)); | |
2760 | if (host_to_target_shmid_ds(buf, &dsarg)) | |
2761 | return -TARGET_EFAULT; | |
2762 | break; | |
2763 | case IPC_INFO: | |
2764 | ret = get_errno(shmctl(shmid, cmd, (struct shmid_ds *)&shminfo)); | |
2765 | if (host_to_target_shminfo(buf, &shminfo)) | |
2766 | return -TARGET_EFAULT; | |
2767 | break; | |
2768 | case SHM_INFO: | |
2769 | ret = get_errno(shmctl(shmid, cmd, (struct shmid_ds *)&shm_info)); | |
2770 | if (host_to_target_shm_info(buf, &shm_info)) | |
2771 | return -TARGET_EFAULT; | |
2772 | break; | |
2773 | case IPC_RMID: | |
2774 | case SHM_LOCK: | |
2775 | case SHM_UNLOCK: | |
2776 | ret = get_errno(shmctl(shmid, cmd, NULL)); | |
2777 | break; | |
2778 | } | |
2779 | ||
2780 | return ret; | |
2781 | } | |
2782 | ||
2783 | static inline abi_ulong do_shmat(int shmid, abi_ulong shmaddr, int shmflg) | |
2784 | { | |
2785 | abi_long raddr; | |
2786 | void *host_raddr; | |
2787 | struct shmid_ds shm_info; | |
2788 | int i,ret; | |
2789 | ||
2790 | /* find out the length of the shared memory segment */ | |
2791 | ret = get_errno(shmctl(shmid, IPC_STAT, &shm_info)); | |
2792 | if (is_error(ret)) { | |
2793 | /* can't get length, bail out */ | |
2794 | return ret; | |
2795 | } | |
2796 | ||
2797 | mmap_lock(); | |
2798 | ||
2799 | if (shmaddr) | |
2800 | host_raddr = shmat(shmid, (void *)g2h(shmaddr), shmflg); | |
2801 | else { | |
2802 | abi_ulong mmap_start; | |
2803 | ||
2804 | mmap_start = mmap_find_vma(0, shm_info.shm_segsz); | |
2805 | ||
2806 | if (mmap_start == -1) { | |
2807 | errno = ENOMEM; | |
2808 | host_raddr = (void *)-1; | |
2809 | } else | |
2810 | host_raddr = shmat(shmid, g2h(mmap_start), shmflg | SHM_REMAP); | |
2811 | } | |
2812 | ||
2813 | if (host_raddr == (void *)-1) { | |
2814 | mmap_unlock(); | |
2815 | return get_errno((long)host_raddr); | |
2816 | } | |
2817 | raddr=h2g((unsigned long)host_raddr); | |
2818 | ||
2819 | page_set_flags(raddr, raddr + shm_info.shm_segsz, | |
2820 | PAGE_VALID | PAGE_READ | | |
2821 | ((shmflg & SHM_RDONLY)? 0 : PAGE_WRITE)); | |
2822 | ||
2823 | for (i = 0; i < N_SHM_REGIONS; i++) { | |
2824 | if (shm_regions[i].start == 0) { | |
2825 | shm_regions[i].start = raddr; | |
2826 | shm_regions[i].size = shm_info.shm_segsz; | |
2827 | break; | |
2828 | } | |
2829 | } | |
2830 | ||
2831 | mmap_unlock(); | |
2832 | return raddr; | |
2833 | ||
2834 | } | |
2835 | ||
2836 | static inline abi_long do_shmdt(abi_ulong shmaddr) | |
2837 | { | |
2838 | int i; | |
2839 | ||
2840 | for (i = 0; i < N_SHM_REGIONS; ++i) { | |
2841 | if (shm_regions[i].start == shmaddr) { | |
2842 | shm_regions[i].start = 0; | |
e00ac249 | 2843 | page_set_flags(shmaddr, shmaddr + shm_regions[i].size, 0); |
88a8c984 RV |
2844 | break; |
2845 | } | |
2846 | } | |
2847 | ||
2848 | return get_errno(shmdt(g2h(shmaddr))); | |
2849 | } | |
2850 | ||
1c54ff97 | 2851 | #ifdef TARGET_NR_ipc |
53a5960a | 2852 | /* ??? This only works with linear mappings. */ |
0da46a6e | 2853 | /* do_ipc() must return target values and target errnos. */ |
992f48a0 BS |
2854 | static abi_long do_ipc(unsigned int call, int first, |
2855 | int second, int third, | |
2856 | abi_long ptr, abi_long fifth) | |
8853f86e FB |
2857 | { |
2858 | int version; | |
992f48a0 | 2859 | abi_long ret = 0; |
8853f86e FB |
2860 | |
2861 | version = call >> 16; | |
2862 | call &= 0xffff; | |
2863 | ||
2864 | switch (call) { | |
fa294816 | 2865 | case IPCOP_semop: |
e5289087 | 2866 | ret = do_semop(first, ptr, second); |
fa294816 TS |
2867 | break; |
2868 | ||
2869 | case IPCOP_semget: | |
2870 | ret = get_errno(semget(first, second, third)); | |
2871 | break; | |
2872 | ||
2873 | case IPCOP_semctl: | |
e5289087 | 2874 | ret = do_semctl(first, second, third, (union target_semun)(abi_ulong) ptr); |
fa294816 | 2875 | break; |
d96372ef | 2876 | |
1c54ff97 AJ |
2877 | case IPCOP_msgget: |
2878 | ret = get_errno(msgget(first, second)); | |
2879 | break; | |
d96372ef | 2880 | |
1c54ff97 AJ |
2881 | case IPCOP_msgsnd: |
2882 | ret = do_msgsnd(first, ptr, second, third); | |
2883 | break; | |
d96372ef | 2884 | |
1c54ff97 AJ |
2885 | case IPCOP_msgctl: |
2886 | ret = do_msgctl(first, second, ptr); | |
2887 | break; | |
d96372ef | 2888 | |
1c54ff97 AJ |
2889 | case IPCOP_msgrcv: |
2890 | switch (version) { | |
2891 | case 0: | |
2892 | { | |
2893 | struct target_ipc_kludge { | |
2894 | abi_long msgp; | |
2895 | abi_long msgtyp; | |
2896 | } *tmp; | |
2897 | ||
2898 | if (!lock_user_struct(VERIFY_READ, tmp, ptr, 1)) { | |
2899 | ret = -TARGET_EFAULT; | |
2900 | break; | |
2901 | } | |
d96372ef | 2902 | |
1c54ff97 | 2903 | ret = do_msgrcv(first, tmp->msgp, second, tmp->msgtyp, third); |
d96372ef | 2904 | |
1c54ff97 AJ |
2905 | unlock_user_struct(tmp, ptr, 0); |
2906 | break; | |
2907 | } | |
2908 | default: | |
2909 | ret = do_msgrcv(first, ptr, second, fifth, third); | |
2910 | } | |
2911 | break; | |
d96372ef | 2912 | |
8853f86e | 2913 | case IPCOP_shmat: |
88a8c984 RV |
2914 | switch (version) { |
2915 | default: | |
5a4a898d FB |
2916 | { |
2917 | abi_ulong raddr; | |
88a8c984 RV |
2918 | raddr = do_shmat(first, ptr, second); |
2919 | if (is_error(raddr)) | |
2920 | return get_errno(raddr); | |
2f619698 | 2921 | if (put_user_ual(raddr, third)) |
5a4a898d | 2922 | return -TARGET_EFAULT; |
88a8c984 RV |
2923 | break; |
2924 | } | |
2925 | case 1: | |
2926 | ret = -TARGET_EINVAL; | |
2927 | break; | |
5a4a898d | 2928 | } |
8853f86e FB |
2929 | break; |
2930 | case IPCOP_shmdt: | |
88a8c984 | 2931 | ret = do_shmdt(ptr); |
8853f86e FB |
2932 | break; |
2933 | ||
2934 | case IPCOP_shmget: | |
2935 | /* IPC_* flag values are the same on all linux platforms */ | |
2936 | ret = get_errno(shmget(first, second, third)); | |
2937 | break; | |
2938 | ||
2939 | /* IPC_* and SHM_* command values are the same on all linux platforms */ | |
2940 | case IPCOP_shmctl: | |
88a8c984 | 2941 | ret = do_shmctl(first, second, third); |
8853f86e FB |
2942 | break; |
2943 | default: | |
32407103 | 2944 | gemu_log("Unsupported ipc call: %d (version %d)\n", call, version); |
0da46a6e | 2945 | ret = -TARGET_ENOSYS; |
8853f86e FB |
2946 | break; |
2947 | } | |
2948 | return ret; | |
2949 | } | |
32407103 | 2950 | #endif |
8853f86e | 2951 | |
31e31b8a FB |
2952 | /* kernel structure types definitions */ |
2953 | #define IFNAMSIZ 16 | |
2954 | ||
001faf32 | 2955 | #define STRUCT(name, ...) STRUCT_ ## name, |
31e31b8a FB |
2956 | #define STRUCT_SPECIAL(name) STRUCT_ ## name, |
2957 | enum { | |
2958 | #include "syscall_types.h" | |
2959 | }; | |
2960 | #undef STRUCT | |
2961 | #undef STRUCT_SPECIAL | |
2962 | ||
001faf32 | 2963 | #define STRUCT(name, ...) static const argtype struct_ ## name ## _def[] = { __VA_ARGS__, TYPE_NULL }; |
31e31b8a FB |
2964 | #define STRUCT_SPECIAL(name) |
2965 | #include "syscall_types.h" | |
2966 | #undef STRUCT | |
2967 | #undef STRUCT_SPECIAL | |
2968 | ||
d2ef05bb PM |
2969 | typedef struct IOCTLEntry IOCTLEntry; |
2970 | ||
2971 | typedef abi_long do_ioctl_fn(const IOCTLEntry *ie, uint8_t *buf_temp, | |
2972 | int fd, abi_long cmd, abi_long arg); | |
2973 | ||
2974 | struct IOCTLEntry { | |
2ab83ea7 FB |
2975 | unsigned int target_cmd; |
2976 | unsigned int host_cmd; | |
31e31b8a FB |
2977 | const char *name; |
2978 | int access; | |
d2ef05bb | 2979 | do_ioctl_fn *do_ioctl; |
1a9353d2 | 2980 | const argtype arg_type[5]; |
d2ef05bb | 2981 | }; |
31e31b8a FB |
2982 | |
2983 | #define IOC_R 0x0001 | |
2984 | #define IOC_W 0x0002 | |
2985 | #define IOC_RW (IOC_R | IOC_W) | |
2986 | ||
2987 | #define MAX_STRUCT_SIZE 4096 | |
2988 | ||
285da2b9 PM |
2989 | /* So fiemap access checks don't overflow on 32 bit systems. |
2990 | * This is very slightly smaller than the limit imposed by | |
2991 | * the underlying kernel. | |
2992 | */ | |
2993 | #define FIEMAP_MAX_EXTENTS ((UINT_MAX - sizeof(struct fiemap)) \ | |
2994 | / sizeof(struct fiemap_extent)) | |
2995 | ||
2996 | static abi_long do_ioctl_fs_ioc_fiemap(const IOCTLEntry *ie, uint8_t *buf_temp, | |
2997 | int fd, abi_long cmd, abi_long arg) | |
2998 | { | |
2999 | /* The parameter for this ioctl is a struct fiemap followed | |
3000 | * by an array of struct fiemap_extent whose size is set | |
3001 | * in fiemap->fm_extent_count. The array is filled in by the | |
3002 | * ioctl. | |
3003 | */ | |
3004 | int target_size_in, target_size_out; | |
3005 | struct fiemap *fm; | |
3006 | const argtype *arg_type = ie->arg_type; | |
3007 | const argtype extent_arg_type[] = { MK_STRUCT(STRUCT_fiemap_extent) }; | |
3008 | void *argptr, *p; | |
3009 | abi_long ret; | |
3010 | int i, extent_size = thunk_type_size(extent_arg_type, 0); | |
3011 | uint32_t outbufsz; | |
3012 | int free_fm = 0; | |
3013 | ||
3014 | assert(arg_type[0] == TYPE_PTR); | |
3015 | assert(ie->access == IOC_RW); | |
3016 | arg_type++; | |
3017 | target_size_in = thunk_type_size(arg_type, 0); | |
3018 | argptr = lock_user(VERIFY_READ, arg, target_size_in, 1); | |
3019 | if (!argptr) { | |
3020 | return -TARGET_EFAULT; | |
3021 | } | |
3022 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); | |
3023 | unlock_user(argptr, arg, 0); | |
3024 | fm = (struct fiemap *)buf_temp; | |
3025 | if (fm->fm_extent_count > FIEMAP_MAX_EXTENTS) { | |
3026 | return -TARGET_EINVAL; | |
3027 | } | |
3028 | ||
3029 | outbufsz = sizeof (*fm) + | |
3030 | (sizeof(struct fiemap_extent) * fm->fm_extent_count); | |
3031 | ||
3032 | if (outbufsz > MAX_STRUCT_SIZE) { | |
3033 | /* We can't fit all the extents into the fixed size buffer. | |
3034 | * Allocate one that is large enough and use it instead. | |
3035 | */ | |
3036 | fm = malloc(outbufsz); | |
3037 | if (!fm) { | |
3038 | return -TARGET_ENOMEM; | |
3039 | } | |
3040 | memcpy(fm, buf_temp, sizeof(struct fiemap)); | |
3041 | free_fm = 1; | |
3042 | } | |
3043 | ret = get_errno(ioctl(fd, ie->host_cmd, fm)); | |
3044 | if (!is_error(ret)) { | |
3045 | target_size_out = target_size_in; | |
3046 | /* An extent_count of 0 means we were only counting the extents | |
3047 | * so there are no structs to copy | |
3048 | */ | |
3049 | if (fm->fm_extent_count != 0) { | |
3050 | target_size_out += fm->fm_mapped_extents * extent_size; | |
3051 | } | |
3052 | argptr = lock_user(VERIFY_WRITE, arg, target_size_out, 0); | |
3053 | if (!argptr) { | |
3054 | ret = -TARGET_EFAULT; | |
3055 | } else { | |
3056 | /* Convert the struct fiemap */ | |
3057 | thunk_convert(argptr, fm, arg_type, THUNK_TARGET); | |
3058 | if (fm->fm_extent_count != 0) { | |
3059 | p = argptr + target_size_in; | |
3060 | /* ...and then all the struct fiemap_extents */ | |
3061 | for (i = 0; i < fm->fm_mapped_extents; i++) { | |
3062 | thunk_convert(p, &fm->fm_extents[i], extent_arg_type, | |
3063 | THUNK_TARGET); | |
3064 | p += extent_size; | |
3065 | } | |
3066 | } | |
3067 | unlock_user(argptr, arg, target_size_out); | |
3068 | } | |
3069 | } | |
3070 | if (free_fm) { | |
3071 | free(fm); | |
3072 | } | |
3073 | return ret; | |
3074 | } | |
3075 | ||
9f106a75 | 3076 | static IOCTLEntry ioctl_entries[] = { |
001faf32 | 3077 | #define IOCTL(cmd, access, ...) \ |
d2ef05bb PM |
3078 | { TARGET_ ## cmd, cmd, #cmd, access, 0, { __VA_ARGS__ } }, |
3079 | #define IOCTL_SPECIAL(cmd, access, dofn, ...) \ | |
3080 | { TARGET_ ## cmd, cmd, #cmd, access, dofn, { __VA_ARGS__ } }, | |
31e31b8a FB |
3081 | #include "ioctls.h" |
3082 | { 0, 0, }, | |
3083 | }; | |
3084 | ||
53a5960a | 3085 | /* ??? Implement proper locking for ioctls. */ |
0da46a6e | 3086 | /* do_ioctl() Must return target values and target errnos. */ |
992f48a0 | 3087 | static abi_long do_ioctl(int fd, abi_long cmd, abi_long arg) |
31e31b8a FB |
3088 | { |
3089 | const IOCTLEntry *ie; | |
3090 | const argtype *arg_type; | |
992f48a0 | 3091 | abi_long ret; |
31e31b8a | 3092 | uint8_t buf_temp[MAX_STRUCT_SIZE]; |
53a5960a PB |
3093 | int target_size; |
3094 | void *argptr; | |
31e31b8a FB |
3095 | |
3096 | ie = ioctl_entries; | |
3097 | for(;;) { | |
3098 | if (ie->target_cmd == 0) { | |
32407103 | 3099 | gemu_log("Unsupported ioctl: cmd=0x%04lx\n", (long)cmd); |
0da46a6e | 3100 | return -TARGET_ENOSYS; |
31e31b8a FB |
3101 | } |
3102 | if (ie->target_cmd == cmd) | |
3103 | break; | |
3104 | ie++; | |
3105 | } | |
3106 | arg_type = ie->arg_type; | |
9de5e440 | 3107 | #if defined(DEBUG) |
32407103 | 3108 | gemu_log("ioctl: cmd=0x%04lx (%s)\n", (long)cmd, ie->name); |
72f03900 | 3109 | #endif |
d2ef05bb PM |
3110 | if (ie->do_ioctl) { |
3111 | return ie->do_ioctl(ie, buf_temp, fd, cmd, arg); | |
3112 | } | |
3113 | ||
31e31b8a FB |
3114 | switch(arg_type[0]) { |
3115 | case TYPE_NULL: | |
3116 | /* no argument */ | |
3117 | ret = get_errno(ioctl(fd, ie->host_cmd)); | |
3118 | break; | |
3119 | case TYPE_PTRVOID: | |
3120 | case TYPE_INT: | |
3121 | /* int argment */ | |
3122 | ret = get_errno(ioctl(fd, ie->host_cmd, arg)); | |
3123 | break; | |
3124 | case TYPE_PTR: | |
3125 | arg_type++; | |
53a5960a | 3126 | target_size = thunk_type_size(arg_type, 0); |
31e31b8a FB |
3127 | switch(ie->access) { |
3128 | case IOC_R: | |
3129 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); | |
3130 | if (!is_error(ret)) { | |
579a97f7 FB |
3131 | argptr = lock_user(VERIFY_WRITE, arg, target_size, 0); |
3132 | if (!argptr) | |
3133 | return -TARGET_EFAULT; | |
53a5960a PB |
3134 | thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET); |
3135 | unlock_user(argptr, arg, target_size); | |
31e31b8a FB |
3136 | } |
3137 | break; | |
3138 | case IOC_W: | |
579a97f7 FB |
3139 | argptr = lock_user(VERIFY_READ, arg, target_size, 1); |
3140 | if (!argptr) | |
3141 | return -TARGET_EFAULT; | |
53a5960a PB |
3142 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); |
3143 | unlock_user(argptr, arg, 0); | |
31e31b8a FB |
3144 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
3145 | break; | |
3146 | default: | |
3147 | case IOC_RW: | |
579a97f7 FB |
3148 | argptr = lock_user(VERIFY_READ, arg, target_size, 1); |
3149 | if (!argptr) | |
3150 | return -TARGET_EFAULT; | |
53a5960a PB |
3151 | thunk_convert(buf_temp, argptr, arg_type, THUNK_HOST); |
3152 | unlock_user(argptr, arg, 0); | |
31e31b8a FB |
3153 | ret = get_errno(ioctl(fd, ie->host_cmd, buf_temp)); |
3154 | if (!is_error(ret)) { | |
579a97f7 FB |
3155 | argptr = lock_user(VERIFY_WRITE, arg, target_size, 0); |
3156 | if (!argptr) | |
3157 | return -TARGET_EFAULT; | |
53a5960a PB |
3158 | thunk_convert(argptr, buf_temp, arg_type, THUNK_TARGET); |
3159 | unlock_user(argptr, arg, target_size); | |
31e31b8a FB |
3160 | } |
3161 | break; | |
3162 | } | |
3163 | break; | |
3164 | default: | |
32407103 JM |
3165 | gemu_log("Unsupported ioctl type: cmd=0x%04lx type=%d\n", |
3166 | (long)cmd, arg_type[0]); | |
0da46a6e | 3167 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
3168 | break; |
3169 | } | |
3170 | return ret; | |
3171 | } | |
3172 | ||
b39bc503 | 3173 | static const bitmask_transtbl iflag_tbl[] = { |
31e31b8a FB |
3174 | { TARGET_IGNBRK, TARGET_IGNBRK, IGNBRK, IGNBRK }, |
3175 | { TARGET_BRKINT, TARGET_BRKINT, BRKINT, BRKINT }, | |
3176 | { TARGET_IGNPAR, TARGET_IGNPAR, IGNPAR, IGNPAR }, | |
3177 | { TARGET_PARMRK, TARGET_PARMRK, PARMRK, PARMRK }, | |
3178 | { TARGET_INPCK, TARGET_INPCK, INPCK, INPCK }, | |
3179 | { TARGET_ISTRIP, TARGET_ISTRIP, ISTRIP, ISTRIP }, | |
3180 | { TARGET_INLCR, TARGET_INLCR, INLCR, INLCR }, | |
3181 | { TARGET_IGNCR, TARGET_IGNCR, IGNCR, IGNCR }, | |
3182 | { TARGET_ICRNL, TARGET_ICRNL, ICRNL, ICRNL }, | |
3183 | { TARGET_IUCLC, TARGET_IUCLC, IUCLC, IUCLC }, | |
3184 | { TARGET_IXON, TARGET_IXON, IXON, IXON }, | |
3185 | { TARGET_IXANY, TARGET_IXANY, IXANY, IXANY }, | |
3186 | { TARGET_IXOFF, TARGET_IXOFF, IXOFF, IXOFF }, | |
3187 | { TARGET_IMAXBEL, TARGET_IMAXBEL, IMAXBEL, IMAXBEL }, | |
3188 | { 0, 0, 0, 0 } | |
3189 | }; | |
3190 | ||
b39bc503 | 3191 | static const bitmask_transtbl oflag_tbl[] = { |
31e31b8a FB |
3192 | { TARGET_OPOST, TARGET_OPOST, OPOST, OPOST }, |
3193 | { TARGET_OLCUC, TARGET_OLCUC, OLCUC, OLCUC }, | |
3194 | { TARGET_ONLCR, TARGET_ONLCR, ONLCR, ONLCR }, | |
3195 | { TARGET_OCRNL, TARGET_OCRNL, OCRNL, OCRNL }, | |
3196 | { TARGET_ONOCR, TARGET_ONOCR, ONOCR, ONOCR }, | |
3197 | { TARGET_ONLRET, TARGET_ONLRET, ONLRET, ONLRET }, | |
3198 | { TARGET_OFILL, TARGET_OFILL, OFILL, OFILL }, | |
3199 | { TARGET_OFDEL, TARGET_OFDEL, OFDEL, OFDEL }, | |
3200 | { TARGET_NLDLY, TARGET_NL0, NLDLY, NL0 }, | |
3201 | { TARGET_NLDLY, TARGET_NL1, NLDLY, NL1 }, | |
3202 | { TARGET_CRDLY, TARGET_CR0, CRDLY, CR0 }, | |
3203 | { TARGET_CRDLY, TARGET_CR1, CRDLY, CR1 }, | |
3204 | { TARGET_CRDLY, TARGET_CR2, CRDLY, CR2 }, | |
3205 | { TARGET_CRDLY, TARGET_CR3, CRDLY, CR3 }, | |
3206 | { TARGET_TABDLY, TARGET_TAB0, TABDLY, TAB0 }, | |
3207 | { TARGET_TABDLY, TARGET_TAB1, TABDLY, TAB1 }, | |
3208 | { TARGET_TABDLY, TARGET_TAB2, TABDLY, TAB2 }, | |
3209 | { TARGET_TABDLY, TARGET_TAB3, TABDLY, TAB3 }, | |
3210 | { TARGET_BSDLY, TARGET_BS0, BSDLY, BS0 }, | |
3211 | { TARGET_BSDLY, TARGET_BS1, BSDLY, BS1 }, | |
3212 | { TARGET_VTDLY, TARGET_VT0, VTDLY, VT0 }, | |
3213 | { TARGET_VTDLY, TARGET_VT1, VTDLY, VT1 }, | |
3214 | { TARGET_FFDLY, TARGET_FF0, FFDLY, FF0 }, | |
3215 | { TARGET_FFDLY, TARGET_FF1, FFDLY, FF1 }, | |
3216 | { 0, 0, 0, 0 } | |
3217 | }; | |
3218 | ||
b39bc503 | 3219 | static const bitmask_transtbl cflag_tbl[] = { |
31e31b8a FB |
3220 | { TARGET_CBAUD, TARGET_B0, CBAUD, B0 }, |
3221 | { TARGET_CBAUD, TARGET_B50, CBAUD, B50 }, | |
3222 | { TARGET_CBAUD, TARGET_B75, CBAUD, B75 }, | |
3223 | { TARGET_CBAUD, TARGET_B110, CBAUD, B110 }, | |
3224 | { TARGET_CBAUD, TARGET_B134, CBAUD, B134 }, | |
3225 | { TARGET_CBAUD, TARGET_B150, CBAUD, B150 }, | |
3226 | { TARGET_CBAUD, TARGET_B200, CBAUD, B200 }, | |
3227 | { TARGET_CBAUD, TARGET_B300, CBAUD, B300 }, | |
3228 | { TARGET_CBAUD, TARGET_B600, CBAUD, B600 }, | |
3229 | { TARGET_CBAUD, TARGET_B1200, CBAUD, B1200 }, | |
3230 | { TARGET_CBAUD, TARGET_B1800, CBAUD, B1800 }, | |
3231 | { TARGET_CBAUD, TARGET_B2400, CBAUD, B2400 }, | |
3232 | { TARGET_CBAUD, TARGET_B4800, CBAUD, B4800 }, | |
3233 | { TARGET_CBAUD, TARGET_B9600, CBAUD, B9600 }, | |
3234 | { TARGET_CBAUD, TARGET_B19200, CBAUD, B19200 }, | |
3235 | { TARGET_CBAUD, TARGET_B38400, CBAUD, B38400 }, | |
3236 | { TARGET_CBAUD, TARGET_B57600, CBAUD, B57600 }, | |
3237 | { TARGET_CBAUD, TARGET_B115200, CBAUD, B115200 }, | |
3238 | { TARGET_CBAUD, TARGET_B230400, CBAUD, B230400 }, | |
3239 | { TARGET_CBAUD, TARGET_B460800, CBAUD, B460800 }, | |
3240 | { TARGET_CSIZE, TARGET_CS5, CSIZE, CS5 }, | |
3241 | { TARGET_CSIZE, TARGET_CS6, CSIZE, CS6 }, | |
3242 | { TARGET_CSIZE, TARGET_CS7, CSIZE, CS7 }, | |
3243 | { TARGET_CSIZE, TARGET_CS8, CSIZE, CS8 }, | |
3244 | { TARGET_CSTOPB, TARGET_CSTOPB, CSTOPB, CSTOPB }, | |
3245 | { TARGET_CREAD, TARGET_CREAD, CREAD, CREAD }, | |
3246 | { TARGET_PARENB, TARGET_PARENB, PARENB, PARENB }, | |
3247 | { TARGET_PARODD, TARGET_PARODD, PARODD, PARODD }, | |
3248 | { TARGET_HUPCL, TARGET_HUPCL, HUPCL, HUPCL }, | |
3249 | { TARGET_CLOCAL, TARGET_CLOCAL, CLOCAL, CLOCAL }, | |
3250 | { TARGET_CRTSCTS, TARGET_CRTSCTS, CRTSCTS, CRTSCTS }, | |
3251 | { 0, 0, 0, 0 } | |
3252 | }; | |
3253 | ||
b39bc503 | 3254 | static const bitmask_transtbl lflag_tbl[] = { |
31e31b8a FB |
3255 | { TARGET_ISIG, TARGET_ISIG, ISIG, ISIG }, |
3256 | { TARGET_ICANON, TARGET_ICANON, ICANON, ICANON }, | |
3257 | { TARGET_XCASE, TARGET_XCASE, XCASE, XCASE }, | |
3258 | { TARGET_ECHO, TARGET_ECHO, ECHO, ECHO }, | |
3259 | { TARGET_ECHOE, TARGET_ECHOE, ECHOE, ECHOE }, | |
3260 | { TARGET_ECHOK, TARGET_ECHOK, ECHOK, ECHOK }, | |
3261 | { TARGET_ECHONL, TARGET_ECHONL, ECHONL, ECHONL }, | |
3262 | { TARGET_NOFLSH, TARGET_NOFLSH, NOFLSH, NOFLSH }, | |
3263 | { TARGET_TOSTOP, TARGET_TOSTOP, TOSTOP, TOSTOP }, | |
3264 | { TARGET_ECHOCTL, TARGET_ECHOCTL, ECHOCTL, ECHOCTL }, | |
3265 | { TARGET_ECHOPRT, TARGET_ECHOPRT, ECHOPRT, ECHOPRT }, | |
3266 | { TARGET_ECHOKE, TARGET_ECHOKE, ECHOKE, ECHOKE }, | |
3267 | { TARGET_FLUSHO, TARGET_FLUSHO, FLUSHO, FLUSHO }, | |
3268 | { TARGET_PENDIN, TARGET_PENDIN, PENDIN, PENDIN }, | |
3269 | { TARGET_IEXTEN, TARGET_IEXTEN, IEXTEN, IEXTEN }, | |
3270 | { 0, 0, 0, 0 } | |
3271 | }; | |
3272 | ||
3273 | static void target_to_host_termios (void *dst, const void *src) | |
3274 | { | |
3275 | struct host_termios *host = dst; | |
3276 | const struct target_termios *target = src; | |
3b46e624 | 3277 | |
5fafdf24 | 3278 | host->c_iflag = |
31e31b8a | 3279 | target_to_host_bitmask(tswap32(target->c_iflag), iflag_tbl); |
5fafdf24 | 3280 | host->c_oflag = |
31e31b8a | 3281 | target_to_host_bitmask(tswap32(target->c_oflag), oflag_tbl); |
5fafdf24 | 3282 | host->c_cflag = |
31e31b8a | 3283 | target_to_host_bitmask(tswap32(target->c_cflag), cflag_tbl); |
5fafdf24 | 3284 | host->c_lflag = |
31e31b8a FB |
3285 | target_to_host_bitmask(tswap32(target->c_lflag), lflag_tbl); |
3286 | host->c_line = target->c_line; | |
3b46e624 | 3287 | |
44607123 | 3288 | memset(host->c_cc, 0, sizeof(host->c_cc)); |
5fafdf24 TS |
3289 | host->c_cc[VINTR] = target->c_cc[TARGET_VINTR]; |
3290 | host->c_cc[VQUIT] = target->c_cc[TARGET_VQUIT]; | |
3b46e624 | 3291 | host->c_cc[VERASE] = target->c_cc[TARGET_VERASE]; |
5fafdf24 | 3292 | host->c_cc[VKILL] = target->c_cc[TARGET_VKILL]; |
3b46e624 | 3293 | host->c_cc[VEOF] = target->c_cc[TARGET_VEOF]; |
5fafdf24 | 3294 | host->c_cc[VTIME] = target->c_cc[TARGET_VTIME]; |
3b46e624 | 3295 | host->c_cc[VMIN] = target->c_cc[TARGET_VMIN]; |
5fafdf24 | 3296 | host->c_cc[VSWTC] = target->c_cc[TARGET_VSWTC]; |
3b46e624 | 3297 | host->c_cc[VSTART] = target->c_cc[TARGET_VSTART]; |
5fafdf24 TS |
3298 | host->c_cc[VSTOP] = target->c_cc[TARGET_VSTOP]; |
3299 | host->c_cc[VSUSP] = target->c_cc[TARGET_VSUSP]; | |
3b46e624 TS |
3300 | host->c_cc[VEOL] = target->c_cc[TARGET_VEOL]; |
3301 | host->c_cc[VREPRINT] = target->c_cc[TARGET_VREPRINT]; | |
3302 | host->c_cc[VDISCARD] = target->c_cc[TARGET_VDISCARD]; | |
3303 | host->c_cc[VWERASE] = target->c_cc[TARGET_VWERASE]; | |
3304 | host->c_cc[VLNEXT] = target->c_cc[TARGET_VLNEXT]; | |
5fafdf24 | 3305 | host->c_cc[VEOL2] = target->c_cc[TARGET_VEOL2]; |
31e31b8a | 3306 | } |
3b46e624 | 3307 | |
31e31b8a FB |
3308 | static void host_to_target_termios (void *dst, const void *src) |
3309 | { | |
3310 | struct target_termios *target = dst; | |
3311 | const struct host_termios *host = src; | |
3312 | ||
5fafdf24 | 3313 | target->c_iflag = |
31e31b8a | 3314 | tswap32(host_to_target_bitmask(host->c_iflag, iflag_tbl)); |
5fafdf24 | 3315 | target->c_oflag = |
31e31b8a | 3316 | tswap32(host_to_target_bitmask(host->c_oflag, oflag_tbl)); |
5fafdf24 | 3317 | target->c_cflag = |
31e31b8a | 3318 | tswap32(host_to_target_bitmask(host->c_cflag, cflag_tbl)); |
5fafdf24 | 3319 | target->c_lflag = |
31e31b8a FB |
3320 | tswap32(host_to_target_bitmask(host->c_lflag, lflag_tbl)); |
3321 | target->c_line = host->c_line; | |
3b46e624 | 3322 | |
44607123 | 3323 | memset(target->c_cc, 0, sizeof(target->c_cc)); |
31e31b8a FB |
3324 | target->c_cc[TARGET_VINTR] = host->c_cc[VINTR]; |
3325 | target->c_cc[TARGET_VQUIT] = host->c_cc[VQUIT]; | |
3326 | target->c_cc[TARGET_VERASE] = host->c_cc[VERASE]; | |
3327 | target->c_cc[TARGET_VKILL] = host->c_cc[VKILL]; | |
3328 | target->c_cc[TARGET_VEOF] = host->c_cc[VEOF]; | |
3329 | target->c_cc[TARGET_VTIME] = host->c_cc[VTIME]; | |
3330 | target->c_cc[TARGET_VMIN] = host->c_cc[VMIN]; | |
3331 | target->c_cc[TARGET_VSWTC] = host->c_cc[VSWTC]; | |
3332 | target->c_cc[TARGET_VSTART] = host->c_cc[VSTART]; | |
3333 | target->c_cc[TARGET_VSTOP] = host->c_cc[VSTOP]; | |
3334 | target->c_cc[TARGET_VSUSP] = host->c_cc[VSUSP]; | |
3335 | target->c_cc[TARGET_VEOL] = host->c_cc[VEOL]; | |
3336 | target->c_cc[TARGET_VREPRINT] = host->c_cc[VREPRINT]; | |
3337 | target->c_cc[TARGET_VDISCARD] = host->c_cc[VDISCARD]; | |
3338 | target->c_cc[TARGET_VWERASE] = host->c_cc[VWERASE]; | |
3339 | target->c_cc[TARGET_VLNEXT] = host->c_cc[VLNEXT]; | |
3340 | target->c_cc[TARGET_VEOL2] = host->c_cc[VEOL2]; | |
3341 | } | |
3342 | ||
8e853dc7 | 3343 | static const StructEntry struct_termios_def = { |
31e31b8a FB |
3344 | .convert = { host_to_target_termios, target_to_host_termios }, |
3345 | .size = { sizeof(struct target_termios), sizeof(struct host_termios) }, | |
3346 | .align = { __alignof__(struct target_termios), __alignof__(struct host_termios) }, | |
3347 | }; | |
3348 | ||
5286db75 FB |
3349 | static bitmask_transtbl mmap_flags_tbl[] = { |
3350 | { TARGET_MAP_SHARED, TARGET_MAP_SHARED, MAP_SHARED, MAP_SHARED }, | |
3351 | { TARGET_MAP_PRIVATE, TARGET_MAP_PRIVATE, MAP_PRIVATE, MAP_PRIVATE }, | |
3352 | { TARGET_MAP_FIXED, TARGET_MAP_FIXED, MAP_FIXED, MAP_FIXED }, | |
3353 | { TARGET_MAP_ANONYMOUS, TARGET_MAP_ANONYMOUS, MAP_ANONYMOUS, MAP_ANONYMOUS }, | |
3354 | { TARGET_MAP_GROWSDOWN, TARGET_MAP_GROWSDOWN, MAP_GROWSDOWN, MAP_GROWSDOWN }, | |
3355 | { TARGET_MAP_DENYWRITE, TARGET_MAP_DENYWRITE, MAP_DENYWRITE, MAP_DENYWRITE }, | |
3356 | { TARGET_MAP_EXECUTABLE, TARGET_MAP_EXECUTABLE, MAP_EXECUTABLE, MAP_EXECUTABLE }, | |
3357 | { TARGET_MAP_LOCKED, TARGET_MAP_LOCKED, MAP_LOCKED, MAP_LOCKED }, | |
3358 | { 0, 0, 0, 0 } | |
3359 | }; | |
3360 | ||
2ab83ea7 | 3361 | #if defined(TARGET_I386) |
6dbad63e FB |
3362 | |
3363 | /* NOTE: there is really one LDT for all the threads */ | |
b1d8e52e | 3364 | static uint8_t *ldt_table; |
6dbad63e | 3365 | |
03acab66 | 3366 | static abi_long read_ldt(abi_ulong ptr, unsigned long bytecount) |
6dbad63e FB |
3367 | { |
3368 | int size; | |
53a5960a | 3369 | void *p; |
6dbad63e FB |
3370 | |
3371 | if (!ldt_table) | |
3372 | return 0; | |
3373 | size = TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE; | |
3374 | if (size > bytecount) | |
3375 | size = bytecount; | |
579a97f7 FB |
3376 | p = lock_user(VERIFY_WRITE, ptr, size, 0); |
3377 | if (!p) | |
03acab66 | 3378 | return -TARGET_EFAULT; |
579a97f7 | 3379 | /* ??? Should this by byteswapped? */ |
53a5960a PB |
3380 | memcpy(p, ldt_table, size); |
3381 | unlock_user(p, ptr, size); | |
6dbad63e FB |
3382 | return size; |
3383 | } | |
3384 | ||
3385 | /* XXX: add locking support */ | |
03acab66 FB |
3386 | static abi_long write_ldt(CPUX86State *env, |
3387 | abi_ulong ptr, unsigned long bytecount, int oldmode) | |
6dbad63e FB |
3388 | { |
3389 | struct target_modify_ldt_ldt_s ldt_info; | |
53a5960a | 3390 | struct target_modify_ldt_ldt_s *target_ldt_info; |
6dbad63e | 3391 | int seg_32bit, contents, read_exec_only, limit_in_pages; |
8d18e893 | 3392 | int seg_not_present, useable, lm; |
6dbad63e FB |
3393 | uint32_t *lp, entry_1, entry_2; |
3394 | ||
3395 | if (bytecount != sizeof(ldt_info)) | |
03acab66 | 3396 | return -TARGET_EINVAL; |
579a97f7 | 3397 | if (!lock_user_struct(VERIFY_READ, target_ldt_info, ptr, 1)) |
03acab66 | 3398 | return -TARGET_EFAULT; |
53a5960a PB |
3399 | ldt_info.entry_number = tswap32(target_ldt_info->entry_number); |
3400 | ldt_info.base_addr = tswapl(target_ldt_info->base_addr); | |
3401 | ldt_info.limit = tswap32(target_ldt_info->limit); | |
3402 | ldt_info.flags = tswap32(target_ldt_info->flags); | |
3403 | unlock_user_struct(target_ldt_info, ptr, 0); | |
3b46e624 | 3404 | |
6dbad63e | 3405 | if (ldt_info.entry_number >= TARGET_LDT_ENTRIES) |
03acab66 | 3406 | return -TARGET_EINVAL; |
6dbad63e FB |
3407 | seg_32bit = ldt_info.flags & 1; |
3408 | contents = (ldt_info.flags >> 1) & 3; | |
3409 | read_exec_only = (ldt_info.flags >> 3) & 1; | |
3410 | limit_in_pages = (ldt_info.flags >> 4) & 1; | |
3411 | seg_not_present = (ldt_info.flags >> 5) & 1; | |
3412 | useable = (ldt_info.flags >> 6) & 1; | |
8d18e893 FB |
3413 | #ifdef TARGET_ABI32 |
3414 | lm = 0; | |
3415 | #else | |
3416 | lm = (ldt_info.flags >> 7) & 1; | |
3417 | #endif | |
6dbad63e FB |
3418 | if (contents == 3) { |
3419 | if (oldmode) | |
03acab66 | 3420 | return -TARGET_EINVAL; |
6dbad63e | 3421 | if (seg_not_present == 0) |
03acab66 | 3422 | return -TARGET_EINVAL; |
6dbad63e FB |
3423 | } |
3424 | /* allocate the LDT */ | |
3425 | if (!ldt_table) { | |
e441570f AZ |
3426 | env->ldt.base = target_mmap(0, |
3427 | TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE, | |
3428 | PROT_READ|PROT_WRITE, | |
3429 | MAP_ANONYMOUS|MAP_PRIVATE, -1, 0); | |
3430 | if (env->ldt.base == -1) | |
03acab66 | 3431 | return -TARGET_ENOMEM; |
e441570f AZ |
3432 | memset(g2h(env->ldt.base), 0, |
3433 | TARGET_LDT_ENTRIES * TARGET_LDT_ENTRY_SIZE); | |
6dbad63e | 3434 | env->ldt.limit = 0xffff; |
e441570f | 3435 | ldt_table = g2h(env->ldt.base); |
6dbad63e FB |
3436 | } |
3437 | ||
3438 | /* NOTE: same code as Linux kernel */ | |
3439 | /* Allow LDTs to be cleared by the user. */ | |
3440 | if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { | |
3441 | if (oldmode || | |
3442 | (contents == 0 && | |
3443 | read_exec_only == 1 && | |
3444 | seg_32bit == 0 && | |
3445 | limit_in_pages == 0 && | |
3446 | seg_not_present == 1 && | |
3447 | useable == 0 )) { | |
3448 | entry_1 = 0; | |
3449 | entry_2 = 0; | |
3450 | goto install; | |
3451 | } | |
3452 | } | |
3b46e624 | 3453 | |
6dbad63e FB |
3454 | entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | |
3455 | (ldt_info.limit & 0x0ffff); | |
3456 | entry_2 = (ldt_info.base_addr & 0xff000000) | | |
3457 | ((ldt_info.base_addr & 0x00ff0000) >> 16) | | |
3458 | (ldt_info.limit & 0xf0000) | | |
3459 | ((read_exec_only ^ 1) << 9) | | |
3460 | (contents << 10) | | |
3461 | ((seg_not_present ^ 1) << 15) | | |
3462 | (seg_32bit << 22) | | |
3463 | (limit_in_pages << 23) | | |
8d18e893 | 3464 | (lm << 21) | |
6dbad63e FB |
3465 | 0x7000; |
3466 | if (!oldmode) | |
3467 | entry_2 |= (useable << 20); | |
14ae3ba7 | 3468 | |
6dbad63e FB |
3469 | /* Install the new entry ... */ |
3470 | install: | |
3471 | lp = (uint32_t *)(ldt_table + (ldt_info.entry_number << 3)); | |
3472 | lp[0] = tswap32(entry_1); | |
3473 | lp[1] = tswap32(entry_2); | |
3474 | return 0; | |
3475 | } | |
3476 | ||
3477 | /* specific and weird i386 syscalls */ | |
8fcd3692 BS |
3478 | static abi_long do_modify_ldt(CPUX86State *env, int func, abi_ulong ptr, |
3479 | unsigned long bytecount) | |
6dbad63e | 3480 | { |
03acab66 | 3481 | abi_long ret; |
3b46e624 | 3482 | |
6dbad63e FB |
3483 | switch (func) { |
3484 | case 0: | |
3485 | ret = read_ldt(ptr, bytecount); | |
3486 | break; | |
3487 | case 1: | |
3488 | ret = write_ldt(env, ptr, bytecount, 1); | |
3489 | break; | |
3490 | case 0x11: | |
3491 | ret = write_ldt(env, ptr, bytecount, 0); | |
3492 | break; | |
03acab66 FB |
3493 | default: |
3494 | ret = -TARGET_ENOSYS; | |
3495 | break; | |
6dbad63e FB |
3496 | } |
3497 | return ret; | |
3498 | } | |
1b6b029e | 3499 | |
4583f589 | 3500 | #if defined(TARGET_I386) && defined(TARGET_ABI32) |
8fcd3692 | 3501 | static abi_long do_set_thread_area(CPUX86State *env, abi_ulong ptr) |
8d18e893 FB |
3502 | { |
3503 | uint64_t *gdt_table = g2h(env->gdt.base); | |
3504 | struct target_modify_ldt_ldt_s ldt_info; | |
3505 | struct target_modify_ldt_ldt_s *target_ldt_info; | |
3506 | int seg_32bit, contents, read_exec_only, limit_in_pages; | |
3507 | int seg_not_present, useable, lm; | |
3508 | uint32_t *lp, entry_1, entry_2; | |
3509 | int i; | |
3510 | ||
3511 | lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1); | |
3512 | if (!target_ldt_info) | |
3513 | return -TARGET_EFAULT; | |
3514 | ldt_info.entry_number = tswap32(target_ldt_info->entry_number); | |
3515 | ldt_info.base_addr = tswapl(target_ldt_info->base_addr); | |
3516 | ldt_info.limit = tswap32(target_ldt_info->limit); | |
3517 | ldt_info.flags = tswap32(target_ldt_info->flags); | |
3518 | if (ldt_info.entry_number == -1) { | |
3519 | for (i=TARGET_GDT_ENTRY_TLS_MIN; i<=TARGET_GDT_ENTRY_TLS_MAX; i++) { | |
3520 | if (gdt_table[i] == 0) { | |
3521 | ldt_info.entry_number = i; | |
3522 | target_ldt_info->entry_number = tswap32(i); | |
3523 | break; | |
3524 | } | |
3525 | } | |
3526 | } | |
3527 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3528 | ||
3529 | if (ldt_info.entry_number < TARGET_GDT_ENTRY_TLS_MIN || | |
3530 | ldt_info.entry_number > TARGET_GDT_ENTRY_TLS_MAX) | |
3531 | return -TARGET_EINVAL; | |
3532 | seg_32bit = ldt_info.flags & 1; | |
3533 | contents = (ldt_info.flags >> 1) & 3; | |
3534 | read_exec_only = (ldt_info.flags >> 3) & 1; | |
3535 | limit_in_pages = (ldt_info.flags >> 4) & 1; | |
3536 | seg_not_present = (ldt_info.flags >> 5) & 1; | |
3537 | useable = (ldt_info.flags >> 6) & 1; | |
3538 | #ifdef TARGET_ABI32 | |
3539 | lm = 0; | |
3540 | #else | |
3541 | lm = (ldt_info.flags >> 7) & 1; | |
3542 | #endif | |
3543 | ||
3544 | if (contents == 3) { | |
3545 | if (seg_not_present == 0) | |
3546 | return -TARGET_EINVAL; | |
3547 | } | |
3548 | ||
3549 | /* NOTE: same code as Linux kernel */ | |
3550 | /* Allow LDTs to be cleared by the user. */ | |
3551 | if (ldt_info.base_addr == 0 && ldt_info.limit == 0) { | |
3552 | if ((contents == 0 && | |
3553 | read_exec_only == 1 && | |
3554 | seg_32bit == 0 && | |
3555 | limit_in_pages == 0 && | |
3556 | seg_not_present == 1 && | |
3557 | useable == 0 )) { | |
3558 | entry_1 = 0; | |
3559 | entry_2 = 0; | |
3560 | goto install; | |
3561 | } | |
3562 | } | |
3563 | ||
3564 | entry_1 = ((ldt_info.base_addr & 0x0000ffff) << 16) | | |
3565 | (ldt_info.limit & 0x0ffff); | |
3566 | entry_2 = (ldt_info.base_addr & 0xff000000) | | |
3567 | ((ldt_info.base_addr & 0x00ff0000) >> 16) | | |
3568 | (ldt_info.limit & 0xf0000) | | |
3569 | ((read_exec_only ^ 1) << 9) | | |
3570 | (contents << 10) | | |
3571 | ((seg_not_present ^ 1) << 15) | | |
3572 | (seg_32bit << 22) | | |
3573 | (limit_in_pages << 23) | | |
3574 | (useable << 20) | | |
3575 | (lm << 21) | | |
3576 | 0x7000; | |
3577 | ||
3578 | /* Install the new entry ... */ | |
3579 | install: | |
3580 | lp = (uint32_t *)(gdt_table + ldt_info.entry_number); | |
3581 | lp[0] = tswap32(entry_1); | |
3582 | lp[1] = tswap32(entry_2); | |
3583 | return 0; | |
3584 | } | |
3585 | ||
8fcd3692 | 3586 | static abi_long do_get_thread_area(CPUX86State *env, abi_ulong ptr) |
8d18e893 FB |
3587 | { |
3588 | struct target_modify_ldt_ldt_s *target_ldt_info; | |
3589 | uint64_t *gdt_table = g2h(env->gdt.base); | |
3590 | uint32_t base_addr, limit, flags; | |
3591 | int seg_32bit, contents, read_exec_only, limit_in_pages, idx; | |
3592 | int seg_not_present, useable, lm; | |
3593 | uint32_t *lp, entry_1, entry_2; | |
3594 | ||
3595 | lock_user_struct(VERIFY_WRITE, target_ldt_info, ptr, 1); | |
3596 | if (!target_ldt_info) | |
3597 | return -TARGET_EFAULT; | |
3598 | idx = tswap32(target_ldt_info->entry_number); | |
3599 | if (idx < TARGET_GDT_ENTRY_TLS_MIN || | |
3600 | idx > TARGET_GDT_ENTRY_TLS_MAX) { | |
3601 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3602 | return -TARGET_EINVAL; | |
3603 | } | |
3604 | lp = (uint32_t *)(gdt_table + idx); | |
3605 | entry_1 = tswap32(lp[0]); | |
3606 | entry_2 = tswap32(lp[1]); | |
3607 | ||
3608 | read_exec_only = ((entry_2 >> 9) & 1) ^ 1; | |
3609 | contents = (entry_2 >> 10) & 3; | |
3610 | seg_not_present = ((entry_2 >> 15) & 1) ^ 1; | |
3611 | seg_32bit = (entry_2 >> 22) & 1; | |
3612 | limit_in_pages = (entry_2 >> 23) & 1; | |
3613 | useable = (entry_2 >> 20) & 1; | |
3614 | #ifdef TARGET_ABI32 | |
3615 | lm = 0; | |
3616 | #else | |
3617 | lm = (entry_2 >> 21) & 1; | |
3618 | #endif | |
3619 | flags = (seg_32bit << 0) | (contents << 1) | | |
3620 | (read_exec_only << 3) | (limit_in_pages << 4) | | |
3621 | (seg_not_present << 5) | (useable << 6) | (lm << 7); | |
3622 | limit = (entry_1 & 0xffff) | (entry_2 & 0xf0000); | |
3623 | base_addr = (entry_1 >> 16) | | |
3624 | (entry_2 & 0xff000000) | | |
3625 | ((entry_2 & 0xff) << 16); | |
3626 | target_ldt_info->base_addr = tswapl(base_addr); | |
3627 | target_ldt_info->limit = tswap32(limit); | |
3628 | target_ldt_info->flags = tswap32(flags); | |
3629 | unlock_user_struct(target_ldt_info, ptr, 1); | |
3630 | return 0; | |
3631 | } | |
4583f589 | 3632 | #endif /* TARGET_I386 && TARGET_ABI32 */ |
8d18e893 | 3633 | |
d2fd1af7 | 3634 | #ifndef TARGET_ABI32 |
8fcd3692 | 3635 | static abi_long do_arch_prctl(CPUX86State *env, int code, abi_ulong addr) |
d2fd1af7 FB |
3636 | { |
3637 | abi_long ret; | |
3638 | abi_ulong val; | |
3639 | int idx; | |
3640 | ||
3641 | switch(code) { | |
3642 | case TARGET_ARCH_SET_GS: | |
3643 | case TARGET_ARCH_SET_FS: | |
3644 | if (code == TARGET_ARCH_SET_GS) | |
3645 | idx = R_GS; | |
3646 | else | |
3647 | idx = R_FS; | |
3648 | cpu_x86_load_seg(env, idx, 0); | |
3649 | env->segs[idx].base = addr; | |
3650 | break; | |
3651 | case TARGET_ARCH_GET_GS: | |
3652 | case TARGET_ARCH_GET_FS: | |
3653 | if (code == TARGET_ARCH_GET_GS) | |
3654 | idx = R_GS; | |
3655 | else | |
3656 | idx = R_FS; | |
3657 | val = env->segs[idx].base; | |
3658 | if (put_user(val, addr, abi_ulong)) | |
3659 | return -TARGET_EFAULT; | |
3660 | break; | |
3661 | default: | |
3662 | ret = -TARGET_EINVAL; | |
3663 | break; | |
3664 | } | |
3665 | return 0; | |
3666 | } | |
3667 | #endif | |
3668 | ||
2ab83ea7 FB |
3669 | #endif /* defined(TARGET_I386) */ |
3670 | ||
2f7bb878 | 3671 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3672 | |
3673 | #define NEW_STACK_SIZE PTHREAD_STACK_MIN | |
3674 | ||
3675 | static pthread_mutex_t clone_lock = PTHREAD_MUTEX_INITIALIZER; | |
3676 | typedef struct { | |
3677 | CPUState *env; | |
3678 | pthread_mutex_t mutex; | |
3679 | pthread_cond_t cond; | |
3680 | pthread_t thread; | |
3681 | uint32_t tid; | |
3682 | abi_ulong child_tidptr; | |
3683 | abi_ulong parent_tidptr; | |
3684 | sigset_t sigmask; | |
3685 | } new_thread_info; | |
3686 | ||
3687 | static void *clone_func(void *arg) | |
3688 | { | |
3689 | new_thread_info *info = arg; | |
3690 | CPUState *env; | |
edf8e2af | 3691 | TaskState *ts; |
d865bab5 PB |
3692 | |
3693 | env = info->env; | |
3694 | thread_env = env; | |
edf8e2af | 3695 | ts = (TaskState *)thread_env->opaque; |
d865bab5 | 3696 | info->tid = gettid(); |
1e9fa730 | 3697 | env->host_tid = info->tid; |
edf8e2af | 3698 | task_settid(ts); |
d865bab5 PB |
3699 | if (info->child_tidptr) |
3700 | put_user_u32(info->tid, info->child_tidptr); | |
3701 | if (info->parent_tidptr) | |
3702 | put_user_u32(info->tid, info->parent_tidptr); | |
3703 | /* Enable signals. */ | |
3704 | sigprocmask(SIG_SETMASK, &info->sigmask, NULL); | |
3705 | /* Signal to the parent that we're ready. */ | |
3706 | pthread_mutex_lock(&info->mutex); | |
3707 | pthread_cond_broadcast(&info->cond); | |
3708 | pthread_mutex_unlock(&info->mutex); | |
3709 | /* Wait until the parent has finshed initializing the tls state. */ | |
3710 | pthread_mutex_lock(&clone_lock); | |
3711 | pthread_mutex_unlock(&clone_lock); | |
3712 | cpu_loop(env); | |
3713 | /* never exits */ | |
3714 | return NULL; | |
3715 | } | |
3716 | #else | |
1b6b029e FB |
3717 | /* this stack is the equivalent of the kernel stack associated with a |
3718 | thread/process */ | |
3719 | #define NEW_STACK_SIZE 8192 | |
3720 | ||
3721 | static int clone_func(void *arg) | |
3722 | { | |
2ab83ea7 | 3723 | CPUState *env = arg; |
1b6b029e FB |
3724 | cpu_loop(env); |
3725 | /* never exits */ | |
3726 | return 0; | |
3727 | } | |
d865bab5 | 3728 | #endif |
1b6b029e | 3729 | |
0da46a6e TS |
3730 | /* do_fork() Must return host values and target errnos (unlike most |
3731 | do_*() functions). */ | |
d865bab5 PB |
3732 | static int do_fork(CPUState *env, unsigned int flags, abi_ulong newsp, |
3733 | abi_ulong parent_tidptr, target_ulong newtls, | |
3734 | abi_ulong child_tidptr) | |
1b6b029e FB |
3735 | { |
3736 | int ret; | |
5cd4393b | 3737 | TaskState *ts; |
2ab83ea7 | 3738 | CPUState *new_env; |
2f7bb878 | 3739 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3740 | unsigned int nptl_flags; |
3741 | sigset_t sigmask; | |
9190749f RV |
3742 | #else |
3743 | uint8_t *new_stack; | |
d865bab5 | 3744 | #endif |
3b46e624 | 3745 | |
436d124b AZ |
3746 | /* Emulate vfork() with fork() */ |
3747 | if (flags & CLONE_VFORK) | |
3748 | flags &= ~(CLONE_VFORK | CLONE_VM); | |
3749 | ||
1b6b029e | 3750 | if (flags & CLONE_VM) { |
edf8e2af | 3751 | TaskState *parent_ts = (TaskState *)env->opaque; |
2f7bb878 | 3752 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3753 | new_thread_info info; |
3754 | pthread_attr_t attr; | |
bd0c5661 | 3755 | #endif |
48e15fc2 | 3756 | ts = qemu_mallocz(sizeof(TaskState)); |
624f7979 | 3757 | init_task_state(ts); |
1b6b029e | 3758 | /* we create a new CPU instance. */ |
c5be9f08 | 3759 | new_env = cpu_copy(env); |
b4558d74 BS |
3760 | #if defined(TARGET_I386) || defined(TARGET_SPARC) || defined(TARGET_PPC) |
3761 | cpu_reset(new_env); | |
3762 | #endif | |
6e68e076 PB |
3763 | /* Init regs that differ from the parent. */ |
3764 | cpu_clone_regs(new_env, newsp); | |
5cd4393b | 3765 | new_env->opaque = ts; |
edf8e2af MW |
3766 | ts->bprm = parent_ts->bprm; |
3767 | ts->info = parent_ts->info; | |
2f7bb878 | 3768 | #if defined(CONFIG_USE_NPTL) |
d865bab5 PB |
3769 | nptl_flags = flags; |
3770 | flags &= ~CLONE_NPTL_FLAGS2; | |
3771 | ||
c2764719 PB |
3772 | if (nptl_flags & CLONE_CHILD_CLEARTID) { |
3773 | ts->child_tidptr = child_tidptr; | |
3774 | } | |
3775 | ||
d865bab5 PB |
3776 | if (nptl_flags & CLONE_SETTLS) |
3777 | cpu_set_tls (new_env, newtls); | |
3778 | ||
3779 | /* Grab a mutex so that thread setup appears atomic. */ | |
3780 | pthread_mutex_lock(&clone_lock); | |
3781 | ||
3782 | memset(&info, 0, sizeof(info)); | |
3783 | pthread_mutex_init(&info.mutex, NULL); | |
3784 | pthread_mutex_lock(&info.mutex); | |
3785 | pthread_cond_init(&info.cond, NULL); | |
3786 | info.env = new_env; | |
3787 | if (nptl_flags & CLONE_CHILD_SETTID) | |
3788 | info.child_tidptr = child_tidptr; | |
3789 | if (nptl_flags & CLONE_PARENT_SETTID) | |
3790 | info.parent_tidptr = parent_tidptr; | |
3791 | ||
3792 | ret = pthread_attr_init(&attr); | |
48e15fc2 NF |
3793 | ret = pthread_attr_setstacksize(&attr, NEW_STACK_SIZE); |
3794 | ret = pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED); | |
d865bab5 PB |
3795 | /* It is not safe to deliver signals until the child has finished |
3796 | initializing, so temporarily block all signals. */ | |
3797 | sigfillset(&sigmask); | |
3798 | sigprocmask(SIG_BLOCK, &sigmask, &info.sigmask); | |
3799 | ||
3800 | ret = pthread_create(&info.thread, &attr, clone_func, &info); | |
c2764719 | 3801 | /* TODO: Free new CPU state if thread creation failed. */ |
d865bab5 PB |
3802 | |
3803 | sigprocmask(SIG_SETMASK, &info.sigmask, NULL); | |
3804 | pthread_attr_destroy(&attr); | |
3805 | if (ret == 0) { | |
3806 | /* Wait for the child to initialize. */ | |
3807 | pthread_cond_wait(&info.cond, &info.mutex); | |
3808 | ret = info.tid; | |
3809 | if (flags & CLONE_PARENT_SETTID) | |
3810 | put_user_u32(ret, parent_tidptr); | |
3811 | } else { | |
3812 | ret = -1; | |
3813 | } | |
3814 | pthread_mutex_unlock(&info.mutex); | |
3815 | pthread_cond_destroy(&info.cond); | |
3816 | pthread_mutex_destroy(&info.mutex); | |
3817 | pthread_mutex_unlock(&clone_lock); | |
3818 | #else | |
3819 | if (flags & CLONE_NPTL_FLAGS2) | |
3820 | return -EINVAL; | |
3821 | /* This is probably going to die very quickly, but do it anyway. */ | |
48e15fc2 | 3822 | new_stack = qemu_mallocz (NEW_STACK_SIZE); |
27725c1d | 3823 | #ifdef __ia64__ |
60e99246 | 3824 | ret = __clone2(clone_func, new_stack, NEW_STACK_SIZE, flags, new_env); |
27725c1d FB |
3825 | #else |
3826 | ret = clone(clone_func, new_stack + NEW_STACK_SIZE, flags, new_env); | |
d865bab5 | 3827 | #endif |
27725c1d | 3828 | #endif |
1b6b029e FB |
3829 | } else { |
3830 | /* if no CLONE_VM, we consider it is a fork */ | |
d865bab5 | 3831 | if ((flags & ~(CSIGNAL | CLONE_NPTL_FLAGS2)) != 0) |
1b6b029e | 3832 | return -EINVAL; |
d865bab5 | 3833 | fork_start(); |
1b6b029e | 3834 | ret = fork(); |
d865bab5 | 3835 | if (ret == 0) { |
2b1319c8 | 3836 | /* Child Process. */ |
d865bab5 PB |
3837 | cpu_clone_regs(env, newsp); |
3838 | fork_end(1); | |
2f7bb878 | 3839 | #if defined(CONFIG_USE_NPTL) |
2b1319c8 AJ |
3840 | /* There is a race condition here. The parent process could |
3841 | theoretically read the TID in the child process before the child | |
3842 | tid is set. This would require using either ptrace | |
3843 | (not implemented) or having *_tidptr to point at a shared memory | |
3844 | mapping. We can't repeat the spinlock hack used above because | |
3845 | the child process gets its own copy of the lock. */ | |
d865bab5 PB |
3846 | if (flags & CLONE_CHILD_SETTID) |
3847 | put_user_u32(gettid(), child_tidptr); | |
3848 | if (flags & CLONE_PARENT_SETTID) | |
3849 | put_user_u32(gettid(), parent_tidptr); | |
3850 | ts = (TaskState *)env->opaque; | |
3851 | if (flags & CLONE_SETTLS) | |
3852 | cpu_set_tls (env, newtls); | |
c2764719 PB |
3853 | if (flags & CLONE_CHILD_CLEARTID) |
3854 | ts->child_tidptr = child_tidptr; | |
2b1319c8 | 3855 | #endif |
d865bab5 PB |
3856 | } else { |
3857 | fork_end(0); | |
3858 | } | |
1b6b029e FB |
3859 | } |
3860 | return ret; | |
3861 | } | |
3862 | ||
5f106811 APR |
3863 | /* warning : doesn't handle linux specific flags... */ |
3864 | static int target_to_host_fcntl_cmd(int cmd) | |
3865 | { | |
3866 | switch(cmd) { | |
3867 | case TARGET_F_DUPFD: | |
3868 | case TARGET_F_GETFD: | |
3869 | case TARGET_F_SETFD: | |
3870 | case TARGET_F_GETFL: | |
3871 | case TARGET_F_SETFL: | |
3872 | return cmd; | |
3873 | case TARGET_F_GETLK: | |
3874 | return F_GETLK; | |
3875 | case TARGET_F_SETLK: | |
3876 | return F_SETLK; | |
3877 | case TARGET_F_SETLKW: | |
3878 | return F_SETLKW; | |
3879 | case TARGET_F_GETOWN: | |
3880 | return F_GETOWN; | |
3881 | case TARGET_F_SETOWN: | |
3882 | return F_SETOWN; | |
3883 | case TARGET_F_GETSIG: | |
3884 | return F_GETSIG; | |
3885 | case TARGET_F_SETSIG: | |
3886 | return F_SETSIG; | |
3887 | #if TARGET_ABI_BITS == 32 | |
3888 | case TARGET_F_GETLK64: | |
3889 | return F_GETLK64; | |
3890 | case TARGET_F_SETLK64: | |
3891 | return F_SETLK64; | |
3892 | case TARGET_F_SETLKW64: | |
3893 | return F_SETLKW64; | |
3894 | #endif | |
7e22e546 UH |
3895 | case TARGET_F_SETLEASE: |
3896 | return F_SETLEASE; | |
3897 | case TARGET_F_GETLEASE: | |
3898 | return F_GETLEASE; | |
fbd5de9b | 3899 | #ifdef F_DUPFD_CLOEXEC |
7e22e546 UH |
3900 | case TARGET_F_DUPFD_CLOEXEC: |
3901 | return F_DUPFD_CLOEXEC; | |
fbd5de9b | 3902 | #endif |
7e22e546 UH |
3903 | case TARGET_F_NOTIFY: |
3904 | return F_NOTIFY; | |
5f106811 APR |
3905 | default: |
3906 | return -TARGET_EINVAL; | |
3907 | } | |
3908 | return -TARGET_EINVAL; | |
3909 | } | |
3910 | ||
992f48a0 | 3911 | static abi_long do_fcntl(int fd, int cmd, abi_ulong arg) |
7775e9ec FB |
3912 | { |
3913 | struct flock fl; | |
53a5960a | 3914 | struct target_flock *target_fl; |
43f238d7 TS |
3915 | struct flock64 fl64; |
3916 | struct target_flock64 *target_fl64; | |
992f48a0 | 3917 | abi_long ret; |
5f106811 APR |
3918 | int host_cmd = target_to_host_fcntl_cmd(cmd); |
3919 | ||
3920 | if (host_cmd == -TARGET_EINVAL) | |
3921 | return host_cmd; | |
53a5960a | 3922 | |
7775e9ec FB |
3923 | switch(cmd) { |
3924 | case TARGET_F_GETLK: | |
579a97f7 FB |
3925 | if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)) |
3926 | return -TARGET_EFAULT; | |
5813427b TS |
3927 | fl.l_type = tswap16(target_fl->l_type); |
3928 | fl.l_whence = tswap16(target_fl->l_whence); | |
3929 | fl.l_start = tswapl(target_fl->l_start); | |
3930 | fl.l_len = tswapl(target_fl->l_len); | |
7e22e546 | 3931 | fl.l_pid = tswap32(target_fl->l_pid); |
5813427b | 3932 | unlock_user_struct(target_fl, arg, 0); |
5f106811 | 3933 | ret = get_errno(fcntl(fd, host_cmd, &fl)); |
7775e9ec | 3934 | if (ret == 0) { |
579a97f7 FB |
3935 | if (!lock_user_struct(VERIFY_WRITE, target_fl, arg, 0)) |
3936 | return -TARGET_EFAULT; | |
7775e9ec FB |
3937 | target_fl->l_type = tswap16(fl.l_type); |
3938 | target_fl->l_whence = tswap16(fl.l_whence); | |
3939 | target_fl->l_start = tswapl(fl.l_start); | |
3940 | target_fl->l_len = tswapl(fl.l_len); | |
7e22e546 | 3941 | target_fl->l_pid = tswap32(fl.l_pid); |
53a5960a | 3942 | unlock_user_struct(target_fl, arg, 1); |
7775e9ec FB |
3943 | } |
3944 | break; | |
3b46e624 | 3945 | |
7775e9ec FB |
3946 | case TARGET_F_SETLK: |
3947 | case TARGET_F_SETLKW: | |
579a97f7 FB |
3948 | if (!lock_user_struct(VERIFY_READ, target_fl, arg, 1)) |
3949 | return -TARGET_EFAULT; | |
7775e9ec FB |
3950 | fl.l_type = tswap16(target_fl->l_type); |
3951 | fl.l_whence = tswap16(target_fl->l_whence); | |
3952 | fl.l_start = tswapl(target_fl->l_start); | |
3953 | fl.l_len = tswapl(target_fl->l_len); | |
7e22e546 | 3954 | fl.l_pid = tswap32(target_fl->l_pid); |
53a5960a | 3955 | unlock_user_struct(target_fl, arg, 0); |
5f106811 | 3956 | ret = get_errno(fcntl(fd, host_cmd, &fl)); |
7775e9ec | 3957 | break; |
3b46e624 | 3958 | |
7775e9ec | 3959 | case TARGET_F_GETLK64: |
579a97f7 FB |
3960 | if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)) |
3961 | return -TARGET_EFAULT; | |
5813427b TS |
3962 | fl64.l_type = tswap16(target_fl64->l_type) >> 1; |
3963 | fl64.l_whence = tswap16(target_fl64->l_whence); | |
3964 | fl64.l_start = tswapl(target_fl64->l_start); | |
3965 | fl64.l_len = tswapl(target_fl64->l_len); | |
7e22e546 | 3966 | fl64.l_pid = tswap32(target_fl64->l_pid); |
5813427b | 3967 | unlock_user_struct(target_fl64, arg, 0); |
5f106811 | 3968 | ret = get_errno(fcntl(fd, host_cmd, &fl64)); |
43f238d7 | 3969 | if (ret == 0) { |
579a97f7 FB |
3970 | if (!lock_user_struct(VERIFY_WRITE, target_fl64, arg, 0)) |
3971 | return -TARGET_EFAULT; | |
43f238d7 TS |
3972 | target_fl64->l_type = tswap16(fl64.l_type) >> 1; |
3973 | target_fl64->l_whence = tswap16(fl64.l_whence); | |
3974 | target_fl64->l_start = tswapl(fl64.l_start); | |
3975 | target_fl64->l_len = tswapl(fl64.l_len); | |
7e22e546 | 3976 | target_fl64->l_pid = tswap32(fl64.l_pid); |
43f238d7 TS |
3977 | unlock_user_struct(target_fl64, arg, 1); |
3978 | } | |
9ee1fa2c | 3979 | break; |
7775e9ec FB |
3980 | case TARGET_F_SETLK64: |
3981 | case TARGET_F_SETLKW64: | |
579a97f7 FB |
3982 | if (!lock_user_struct(VERIFY_READ, target_fl64, arg, 1)) |
3983 | return -TARGET_EFAULT; | |
43f238d7 TS |
3984 | fl64.l_type = tswap16(target_fl64->l_type) >> 1; |
3985 | fl64.l_whence = tswap16(target_fl64->l_whence); | |
3986 | fl64.l_start = tswapl(target_fl64->l_start); | |
3987 | fl64.l_len = tswapl(target_fl64->l_len); | |
7e22e546 | 3988 | fl64.l_pid = tswap32(target_fl64->l_pid); |
43f238d7 | 3989 | unlock_user_struct(target_fl64, arg, 0); |
5f106811 | 3990 | ret = get_errno(fcntl(fd, host_cmd, &fl64)); |
7775e9ec FB |
3991 | break; |
3992 | ||
5f106811 APR |
3993 | case TARGET_F_GETFL: |
3994 | ret = get_errno(fcntl(fd, host_cmd, arg)); | |
9ee1fa2c FB |
3995 | if (ret >= 0) { |
3996 | ret = host_to_target_bitmask(ret, fcntl_flags_tbl); | |
3997 | } | |
ffa65c3b FB |
3998 | break; |
3999 | ||
5f106811 APR |
4000 | case TARGET_F_SETFL: |
4001 | ret = get_errno(fcntl(fd, host_cmd, target_to_host_bitmask(arg, fcntl_flags_tbl))); | |
4002 | break; | |
4003 | ||
4004 | case TARGET_F_SETOWN: | |
4005 | case TARGET_F_GETOWN: | |
4006 | case TARGET_F_SETSIG: | |
4007 | case TARGET_F_GETSIG: | |
7e22e546 UH |
4008 | case TARGET_F_SETLEASE: |
4009 | case TARGET_F_GETLEASE: | |
5f106811 | 4010 | ret = get_errno(fcntl(fd, host_cmd, arg)); |
ffa65c3b FB |
4011 | break; |
4012 | ||
7775e9ec | 4013 | default: |
9ee1fa2c | 4014 | ret = get_errno(fcntl(fd, cmd, arg)); |
7775e9ec FB |
4015 | break; |
4016 | } | |
4017 | return ret; | |
4018 | } | |
4019 | ||
67867308 | 4020 | #ifdef USE_UID16 |
7775e9ec | 4021 | |
67867308 FB |
4022 | static inline int high2lowuid(int uid) |
4023 | { | |
4024 | if (uid > 65535) | |
4025 | return 65534; | |
4026 | else | |
4027 | return uid; | |
4028 | } | |
4029 | ||
4030 | static inline int high2lowgid(int gid) | |
4031 | { | |
4032 | if (gid > 65535) | |
4033 | return 65534; | |
4034 | else | |
4035 | return gid; | |
4036 | } | |
4037 | ||
4038 | static inline int low2highuid(int uid) | |
4039 | { | |
4040 | if ((int16_t)uid == -1) | |
4041 | return -1; | |
4042 | else | |
4043 | return uid; | |
4044 | } | |
4045 | ||
4046 | static inline int low2highgid(int gid) | |
4047 | { | |
4048 | if ((int16_t)gid == -1) | |
4049 | return -1; | |
4050 | else | |
4051 | return gid; | |
4052 | } | |
4053 | ||
4054 | #endif /* USE_UID16 */ | |
1b6b029e | 4055 | |
31e31b8a FB |
4056 | void syscall_init(void) |
4057 | { | |
2ab83ea7 FB |
4058 | IOCTLEntry *ie; |
4059 | const argtype *arg_type; | |
4060 | int size; | |
b92c47c1 | 4061 | int i; |
2ab83ea7 | 4062 | |
001faf32 | 4063 | #define STRUCT(name, ...) thunk_register_struct(STRUCT_ ## name, #name, struct_ ## name ## _def); |
5fafdf24 | 4064 | #define STRUCT_SPECIAL(name) thunk_register_struct_direct(STRUCT_ ## name, #name, &struct_ ## name ## _def); |
31e31b8a FB |
4065 | #include "syscall_types.h" |
4066 | #undef STRUCT | |
4067 | #undef STRUCT_SPECIAL | |
2ab83ea7 FB |
4068 | |
4069 | /* we patch the ioctl size if necessary. We rely on the fact that | |
4070 | no ioctl has all the bits at '1' in the size field */ | |
4071 | ie = ioctl_entries; | |
4072 | while (ie->target_cmd != 0) { | |
4073 | if (((ie->target_cmd >> TARGET_IOC_SIZESHIFT) & TARGET_IOC_SIZEMASK) == | |
4074 | TARGET_IOC_SIZEMASK) { | |
4075 | arg_type = ie->arg_type; | |
4076 | if (arg_type[0] != TYPE_PTR) { | |
5fafdf24 | 4077 | fprintf(stderr, "cannot patch size for ioctl 0x%x\n", |
2ab83ea7 FB |
4078 | ie->target_cmd); |
4079 | exit(1); | |
4080 | } | |
4081 | arg_type++; | |
4082 | size = thunk_type_size(arg_type, 0); | |
5fafdf24 | 4083 | ie->target_cmd = (ie->target_cmd & |
2ab83ea7 FB |
4084 | ~(TARGET_IOC_SIZEMASK << TARGET_IOC_SIZESHIFT)) | |
4085 | (size << TARGET_IOC_SIZESHIFT); | |
4086 | } | |
b92c47c1 TS |
4087 | |
4088 | /* Build target_to_host_errno_table[] table from | |
4089 | * host_to_target_errno_table[]. */ | |
4090 | for (i=0; i < ERRNO_TABLE_SIZE; i++) | |
4091 | target_to_host_errno_table[host_to_target_errno_table[i]] = i; | |
4092 | ||
2ab83ea7 | 4093 | /* automatic consistency check if same arch */ |
872ea0c0 AZ |
4094 | #if (defined(__i386__) && defined(TARGET_I386) && defined(TARGET_ABI32)) || \ |
4095 | (defined(__x86_64__) && defined(TARGET_X86_64)) | |
4096 | if (unlikely(ie->target_cmd != ie->host_cmd)) { | |
4097 | fprintf(stderr, "ERROR: ioctl(%s): target=0x%x host=0x%x\n", | |
4098 | ie->name, ie->target_cmd, ie->host_cmd); | |
2ab83ea7 FB |
4099 | } |
4100 | #endif | |
4101 | ie++; | |
4102 | } | |
31e31b8a | 4103 | } |
c573ff67 | 4104 | |
992f48a0 | 4105 | #if TARGET_ABI_BITS == 32 |
ce4defa0 PB |
4106 | static inline uint64_t target_offset64(uint32_t word0, uint32_t word1) |
4107 | { | |
af325d36 | 4108 | #ifdef TARGET_WORDS_BIGENDIAN |
ce4defa0 PB |
4109 | return ((uint64_t)word0 << 32) | word1; |
4110 | #else | |
4111 | return ((uint64_t)word1 << 32) | word0; | |
4112 | #endif | |
4113 | } | |
992f48a0 | 4114 | #else /* TARGET_ABI_BITS == 32 */ |
32407103 JM |
4115 | static inline uint64_t target_offset64(uint64_t word0, uint64_t word1) |
4116 | { | |
4117 | return word0; | |
4118 | } | |
992f48a0 | 4119 | #endif /* TARGET_ABI_BITS != 32 */ |
ce4defa0 PB |
4120 | |
4121 | #ifdef TARGET_NR_truncate64 | |
992f48a0 BS |
4122 | static inline abi_long target_truncate64(void *cpu_env, const char *arg1, |
4123 | abi_long arg2, | |
4124 | abi_long arg3, | |
4125 | abi_long arg4) | |
ce4defa0 PB |
4126 | { |
4127 | #ifdef TARGET_ARM | |
4128 | if (((CPUARMState *)cpu_env)->eabi) | |
4129 | { | |
4130 | arg2 = arg3; | |
4131 | arg3 = arg4; | |
4132 | } | |
4133 | #endif | |
4134 | return get_errno(truncate64(arg1, target_offset64(arg2, arg3))); | |
4135 | } | |
4136 | #endif | |
4137 | ||
4138 | #ifdef TARGET_NR_ftruncate64 | |
992f48a0 BS |
4139 | static inline abi_long target_ftruncate64(void *cpu_env, abi_long arg1, |
4140 | abi_long arg2, | |
4141 | abi_long arg3, | |
4142 | abi_long arg4) | |
ce4defa0 PB |
4143 | { |
4144 | #ifdef TARGET_ARM | |
4145 | if (((CPUARMState *)cpu_env)->eabi) | |
4146 | { | |
4147 | arg2 = arg3; | |
4148 | arg3 = arg4; | |
4149 | } | |
4150 | #endif | |
4151 | return get_errno(ftruncate64(arg1, target_offset64(arg2, arg3))); | |
4152 | } | |
4153 | #endif | |
4154 | ||
579a97f7 FB |
4155 | static inline abi_long target_to_host_timespec(struct timespec *host_ts, |
4156 | abi_ulong target_addr) | |
53a5960a PB |
4157 | { |
4158 | struct target_timespec *target_ts; | |
4159 | ||
579a97f7 FB |
4160 | if (!lock_user_struct(VERIFY_READ, target_ts, target_addr, 1)) |
4161 | return -TARGET_EFAULT; | |
53a5960a PB |
4162 | host_ts->tv_sec = tswapl(target_ts->tv_sec); |
4163 | host_ts->tv_nsec = tswapl(target_ts->tv_nsec); | |
4164 | unlock_user_struct(target_ts, target_addr, 0); | |
b255bfa8 | 4165 | return 0; |
53a5960a PB |
4166 | } |
4167 | ||
579a97f7 FB |
4168 | static inline abi_long host_to_target_timespec(abi_ulong target_addr, |
4169 | struct timespec *host_ts) | |
53a5960a PB |
4170 | { |
4171 | struct target_timespec *target_ts; | |
4172 | ||
579a97f7 FB |
4173 | if (!lock_user_struct(VERIFY_WRITE, target_ts, target_addr, 0)) |
4174 | return -TARGET_EFAULT; | |
53a5960a PB |
4175 | target_ts->tv_sec = tswapl(host_ts->tv_sec); |
4176 | target_ts->tv_nsec = tswapl(host_ts->tv_nsec); | |
4177 | unlock_user_struct(target_ts, target_addr, 1); | |
b255bfa8 | 4178 | return 0; |
53a5960a PB |
4179 | } |
4180 | ||
9d33b76b | 4181 | #if defined(TARGET_NR_stat64) || defined(TARGET_NR_newfstatat) |
6a24a778 AZ |
4182 | static inline abi_long host_to_target_stat64(void *cpu_env, |
4183 | abi_ulong target_addr, | |
4184 | struct stat *host_st) | |
4185 | { | |
4186 | #ifdef TARGET_ARM | |
4187 | if (((CPUARMState *)cpu_env)->eabi) { | |
4188 | struct target_eabi_stat64 *target_st; | |
4189 | ||
4190 | if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)) | |
4191 | return -TARGET_EFAULT; | |
4192 | memset(target_st, 0, sizeof(struct target_eabi_stat64)); | |
4193 | __put_user(host_st->st_dev, &target_st->st_dev); | |
4194 | __put_user(host_st->st_ino, &target_st->st_ino); | |
4195 | #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO | |
4196 | __put_user(host_st->st_ino, &target_st->__st_ino); | |
4197 | #endif | |
4198 | __put_user(host_st->st_mode, &target_st->st_mode); | |
4199 | __put_user(host_st->st_nlink, &target_st->st_nlink); | |
4200 | __put_user(host_st->st_uid, &target_st->st_uid); | |
4201 | __put_user(host_st->st_gid, &target_st->st_gid); | |
4202 | __put_user(host_st->st_rdev, &target_st->st_rdev); | |
4203 | __put_user(host_st->st_size, &target_st->st_size); | |
4204 | __put_user(host_st->st_blksize, &target_st->st_blksize); | |
4205 | __put_user(host_st->st_blocks, &target_st->st_blocks); | |
4206 | __put_user(host_st->st_atime, &target_st->target_st_atime); | |
4207 | __put_user(host_st->st_mtime, &target_st->target_st_mtime); | |
4208 | __put_user(host_st->st_ctime, &target_st->target_st_ctime); | |
4209 | unlock_user_struct(target_st, target_addr, 1); | |
4210 | } else | |
4211 | #endif | |
4212 | { | |
ed18c5ce | 4213 | #if TARGET_ABI_BITS == 64 && !defined(TARGET_ALPHA) |
9d33b76b AJ |
4214 | struct target_stat *target_st; |
4215 | #else | |
6a24a778 | 4216 | struct target_stat64 *target_st; |
9d33b76b | 4217 | #endif |
6a24a778 AZ |
4218 | |
4219 | if (!lock_user_struct(VERIFY_WRITE, target_st, target_addr, 0)) | |
4220 | return -TARGET_EFAULT; | |
9d33b76b | 4221 | memset(target_st, 0, sizeof(*target_st)); |
6a24a778 AZ |
4222 | __put_user(host_st->st_dev, &target_st->st_dev); |
4223 | __put_user(host_st->st_ino, &target_st->st_ino); | |
4224 | #ifdef TARGET_STAT64_HAS_BROKEN_ST_INO | |
4225 | __put_user(host_st->st_ino, &target_st->__st_ino); | |
4226 | #endif | |
4227 | __put_user(host_st->st_mode, &target_st->st_mode); | |
4228 | __put_user(host_st->st_nlink, &target_st->st_nlink); | |
4229 | __put_user(host_st->st_uid, &target_st->st_uid); | |
4230 | __put_user(host_st->st_gid, &target_st->st_gid); | |
4231 | __put_user(host_st->st_rdev, &target_st->st_rdev); | |
4232 | /* XXX: better use of kernel struct */ | |
4233 | __put_user(host_st->st_size, &target_st->st_size); | |
4234 | __put_user(host_st->st_blksize, &target_st->st_blksize); | |
4235 | __put_user(host_st->st_blocks, &target_st->st_blocks); | |
4236 | __put_user(host_st->st_atime, &target_st->target_st_atime); | |
4237 | __put_user(host_st->st_mtime, &target_st->target_st_mtime); | |
4238 | __put_user(host_st->st_ctime, &target_st->target_st_ctime); | |
4239 | unlock_user_struct(target_st, target_addr, 1); | |
4240 | } | |
4241 | ||
4242 | return 0; | |
4243 | } | |
4244 | #endif | |
4245 | ||
2f7bb878 | 4246 | #if defined(CONFIG_USE_NPTL) |
bd0c5661 PB |
4247 | /* ??? Using host futex calls even when target atomic operations |
4248 | are not really atomic probably breaks things. However implementing | |
4249 | futexes locally would make futexes shared between multiple processes | |
4250 | tricky. However they're probably useless because guest atomic | |
4251 | operations won't work either. */ | |
8fcd3692 BS |
4252 | static int do_futex(target_ulong uaddr, int op, int val, target_ulong timeout, |
4253 | target_ulong uaddr2, int val3) | |
bd0c5661 PB |
4254 | { |
4255 | struct timespec ts, *pts; | |
a16aae0c | 4256 | int base_op; |
bd0c5661 PB |
4257 | |
4258 | /* ??? We assume FUTEX_* constants are the same on both host | |
4259 | and target. */ | |
a29ccd63 | 4260 | #ifdef FUTEX_CMD_MASK |
a16aae0c | 4261 | base_op = op & FUTEX_CMD_MASK; |
a29ccd63 | 4262 | #else |
a16aae0c | 4263 | base_op = op; |
a29ccd63 | 4264 | #endif |
a16aae0c | 4265 | switch (base_op) { |
bd0c5661 PB |
4266 | case FUTEX_WAIT: |
4267 | if (timeout) { | |
4268 | pts = &ts; | |
4269 | target_to_host_timespec(pts, timeout); | |
4270 | } else { | |
4271 | pts = NULL; | |
4272 | } | |
a29ccd63 | 4273 | return get_errno(sys_futex(g2h(uaddr), op, tswap32(val), |
bd0c5661 PB |
4274 | pts, NULL, 0)); |
4275 | case FUTEX_WAKE: | |
a29ccd63 | 4276 | return get_errno(sys_futex(g2h(uaddr), op, val, NULL, NULL, 0)); |
bd0c5661 | 4277 | case FUTEX_FD: |
a29ccd63 | 4278 | return get_errno(sys_futex(g2h(uaddr), op, val, NULL, NULL, 0)); |
bd0c5661 | 4279 | case FUTEX_REQUEUE: |
bd0c5661 | 4280 | case FUTEX_CMP_REQUEUE: |
a16aae0c NF |
4281 | case FUTEX_WAKE_OP: |
4282 | /* For FUTEX_REQUEUE, FUTEX_CMP_REQUEUE, and FUTEX_WAKE_OP, the | |
4283 | TIMEOUT parameter is interpreted as a uint32_t by the kernel. | |
4284 | But the prototype takes a `struct timespec *'; insert casts | |
4285 | to satisfy the compiler. We do not need to tswap TIMEOUT | |
4286 | since it's not compared to guest memory. */ | |
4287 | pts = (struct timespec *)(uintptr_t) timeout; | |
4288 | return get_errno(sys_futex(g2h(uaddr), op, val, pts, | |
4289 | g2h(uaddr2), | |
4290 | (base_op == FUTEX_CMP_REQUEUE | |
4291 | ? tswap32(val3) | |
4292 | : val3))); | |
bd0c5661 PB |
4293 | default: |
4294 | return -TARGET_ENOSYS; | |
4295 | } | |
4296 | } | |
4297 | #endif | |
4298 | ||
1d9d8b55 PB |
4299 | /* Map host to target signal numbers for the wait family of syscalls. |
4300 | Assume all other status bits are the same. */ | |
4301 | static int host_to_target_waitstatus(int status) | |
4302 | { | |
4303 | if (WIFSIGNALED(status)) { | |
4304 | return host_to_target_signal(WTERMSIG(status)) | (status & ~0x7f); | |
4305 | } | |
4306 | if (WIFSTOPPED(status)) { | |
4307 | return (host_to_target_signal(WSTOPSIG(status)) << 8) | |
4308 | | (status & 0xff); | |
4309 | } | |
4310 | return status; | |
4311 | } | |
4312 | ||
a745ec6d PB |
4313 | int get_osversion(void) |
4314 | { | |
4315 | static int osversion; | |
4316 | struct new_utsname buf; | |
4317 | const char *s; | |
4318 | int i, n, tmp; | |
4319 | if (osversion) | |
4320 | return osversion; | |
4321 | if (qemu_uname_release && *qemu_uname_release) { | |
4322 | s = qemu_uname_release; | |
4323 | } else { | |
4324 | if (sys_uname(&buf)) | |
4325 | return 0; | |
4326 | s = buf.release; | |
4327 | } | |
4328 | tmp = 0; | |
4329 | for (i = 0; i < 3; i++) { | |
4330 | n = 0; | |
4331 | while (*s >= '0' && *s <= '9') { | |
4332 | n *= 10; | |
4333 | n += *s - '0'; | |
4334 | s++; | |
4335 | } | |
4336 | tmp = (tmp << 8) + n; | |
4337 | if (*s == '.') | |
4338 | s++; | |
4339 | } | |
4340 | osversion = tmp; | |
4341 | return osversion; | |
4342 | } | |
4343 | ||
0da46a6e TS |
4344 | /* do_syscall() should always have a single exit point at the end so |
4345 | that actions, such as logging of syscall results, can be performed. | |
4346 | All errnos that do_syscall() returns must be -TARGET_<errcode>. */ | |
992f48a0 BS |
4347 | abi_long do_syscall(void *cpu_env, int num, abi_long arg1, |
4348 | abi_long arg2, abi_long arg3, abi_long arg4, | |
4349 | abi_long arg5, abi_long arg6) | |
31e31b8a | 4350 | { |
992f48a0 | 4351 | abi_long ret; |
31e31b8a | 4352 | struct stat st; |
56c8f68f | 4353 | struct statfs stfs; |
53a5960a | 4354 | void *p; |
3b46e624 | 4355 | |
72f03900 | 4356 | #ifdef DEBUG |
c573ff67 | 4357 | gemu_log("syscall %d", num); |
72f03900 | 4358 | #endif |
b92c47c1 TS |
4359 | if(do_strace) |
4360 | print_syscall(num, arg1, arg2, arg3, arg4, arg5, arg6); | |
4361 | ||
31e31b8a FB |
4362 | switch(num) { |
4363 | case TARGET_NR_exit: | |
2f7bb878 | 4364 | #ifdef CONFIG_USE_NPTL |
c2764719 PB |
4365 | /* In old applications this may be used to implement _exit(2). |
4366 | However in threaded applictions it is used for thread termination, | |
4367 | and _exit_group is used for application termination. | |
4368 | Do thread termination if we have more then one thread. */ | |
4369 | /* FIXME: This probably breaks if a signal arrives. We should probably | |
4370 | be disabling signals. */ | |
4371 | if (first_cpu->next_cpu) { | |
1e9fa730 | 4372 | TaskState *ts; |
c2764719 PB |
4373 | CPUState **lastp; |
4374 | CPUState *p; | |
4375 | ||
4376 | cpu_list_lock(); | |
4377 | lastp = &first_cpu; | |
4378 | p = first_cpu; | |
4379 | while (p && p != (CPUState *)cpu_env) { | |
4380 | lastp = &p->next_cpu; | |
4381 | p = p->next_cpu; | |
4382 | } | |
4383 | /* If we didn't find the CPU for this thread then something is | |
4384 | horribly wrong. */ | |
4385 | if (!p) | |
4386 | abort(); | |
4387 | /* Remove the CPU from the list. */ | |
4388 | *lastp = p->next_cpu; | |
4389 | cpu_list_unlock(); | |
1e9fa730 | 4390 | ts = ((CPUState *)cpu_env)->opaque; |
c2764719 PB |
4391 | if (ts->child_tidptr) { |
4392 | put_user_u32(0, ts->child_tidptr); | |
4393 | sys_futex(g2h(ts->child_tidptr), FUTEX_WAKE, INT_MAX, | |
4394 | NULL, NULL, 0); | |
4395 | } | |
48e15fc2 NF |
4396 | thread_env = NULL; |
4397 | qemu_free(cpu_env); | |
4398 | qemu_free(ts); | |
c2764719 PB |
4399 | pthread_exit(NULL); |
4400 | } | |
4401 | #endif | |
9788c9ca | 4402 | #ifdef TARGET_GPROF |
7d13299d FB |
4403 | _mcleanup(); |
4404 | #endif | |
e9009676 | 4405 | gdb_exit(cpu_env, arg1); |
c2764719 | 4406 | _exit(arg1); |
31e31b8a FB |
4407 | ret = 0; /* avoid warning */ |
4408 | break; | |
4409 | case TARGET_NR_read: | |
38d840e6 AJ |
4410 | if (arg3 == 0) |
4411 | ret = 0; | |
4412 | else { | |
4413 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) | |
4414 | goto efault; | |
4415 | ret = get_errno(read(arg1, p, arg3)); | |
4416 | unlock_user(p, arg2, ret); | |
4417 | } | |
31e31b8a FB |
4418 | break; |
4419 | case TARGET_NR_write: | |
579a97f7 FB |
4420 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) |
4421 | goto efault; | |
53a5960a PB |
4422 | ret = get_errno(write(arg1, p, arg3)); |
4423 | unlock_user(p, arg2, 0); | |
31e31b8a FB |
4424 | break; |
4425 | case TARGET_NR_open: | |
2f619698 FB |
4426 | if (!(p = lock_user_string(arg1))) |
4427 | goto efault; | |
53a5960a | 4428 | ret = get_errno(open(path(p), |
ffa65c3b FB |
4429 | target_to_host_bitmask(arg2, fcntl_flags_tbl), |
4430 | arg3)); | |
53a5960a | 4431 | unlock_user(p, arg1, 0); |
31e31b8a | 4432 | break; |
82424832 TS |
4433 | #if defined(TARGET_NR_openat) && defined(__NR_openat) |
4434 | case TARGET_NR_openat: | |
579a97f7 FB |
4435 | if (!(p = lock_user_string(arg2))) |
4436 | goto efault; | |
4437 | ret = get_errno(sys_openat(arg1, | |
4438 | path(p), | |
4439 | target_to_host_bitmask(arg3, fcntl_flags_tbl), | |
4440 | arg4)); | |
4441 | unlock_user(p, arg2, 0); | |
82424832 TS |
4442 | break; |
4443 | #endif | |
31e31b8a FB |
4444 | case TARGET_NR_close: |
4445 | ret = get_errno(close(arg1)); | |
4446 | break; | |
4447 | case TARGET_NR_brk: | |
53a5960a | 4448 | ret = do_brk(arg1); |
31e31b8a FB |
4449 | break; |
4450 | case TARGET_NR_fork: | |
d865bab5 | 4451 | ret = get_errno(do_fork(cpu_env, SIGCHLD, 0, 0, 0, 0)); |
31e31b8a | 4452 | break; |
e5febef5 | 4453 | #ifdef TARGET_NR_waitpid |
31e31b8a FB |
4454 | case TARGET_NR_waitpid: |
4455 | { | |
53a5960a PB |
4456 | int status; |
4457 | ret = get_errno(waitpid(arg1, &status, arg3)); | |
2f619698 | 4458 | if (!is_error(ret) && arg2 |
1d9d8b55 | 4459 | && put_user_s32(host_to_target_waitstatus(status), arg2)) |
2f619698 | 4460 | goto efault; |
31e31b8a FB |
4461 | } |
4462 | break; | |
e5febef5 | 4463 | #endif |
f0cbb613 PB |
4464 | #ifdef TARGET_NR_waitid |
4465 | case TARGET_NR_waitid: | |
4466 | { | |
4467 | siginfo_t info; | |
4468 | info.si_pid = 0; | |
4469 | ret = get_errno(waitid(arg1, arg2, &info, arg4)); | |
4470 | if (!is_error(ret) && arg3 && info.si_pid != 0) { | |
c227f099 | 4471 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_siginfo_t), 0))) |
f0cbb613 PB |
4472 | goto efault; |
4473 | host_to_target_siginfo(p, &info); | |
c227f099 | 4474 | unlock_user(p, arg3, sizeof(target_siginfo_t)); |
f0cbb613 PB |
4475 | } |
4476 | } | |
4477 | break; | |
4478 | #endif | |
7a3148a9 | 4479 | #ifdef TARGET_NR_creat /* not on alpha */ |
31e31b8a | 4480 | case TARGET_NR_creat: |
579a97f7 FB |
4481 | if (!(p = lock_user_string(arg1))) |
4482 | goto efault; | |
53a5960a PB |
4483 | ret = get_errno(creat(p, arg2)); |
4484 | unlock_user(p, arg1, 0); | |
31e31b8a | 4485 | break; |
7a3148a9 | 4486 | #endif |
31e31b8a | 4487 | case TARGET_NR_link: |
53a5960a PB |
4488 | { |
4489 | void * p2; | |
4490 | p = lock_user_string(arg1); | |
4491 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
4492 | if (!p || !p2) |
4493 | ret = -TARGET_EFAULT; | |
4494 | else | |
4495 | ret = get_errno(link(p, p2)); | |
53a5960a PB |
4496 | unlock_user(p2, arg2, 0); |
4497 | unlock_user(p, arg1, 0); | |
4498 | } | |
31e31b8a | 4499 | break; |
64f0ce4c TS |
4500 | #if defined(TARGET_NR_linkat) && defined(__NR_linkat) |
4501 | case TARGET_NR_linkat: | |
64f0ce4c TS |
4502 | { |
4503 | void * p2 = NULL; | |
579a97f7 FB |
4504 | if (!arg2 || !arg4) |
4505 | goto efault; | |
64f0ce4c TS |
4506 | p = lock_user_string(arg2); |
4507 | p2 = lock_user_string(arg4); | |
579a97f7 | 4508 | if (!p || !p2) |
0da46a6e | 4509 | ret = -TARGET_EFAULT; |
64f0ce4c TS |
4510 | else |
4511 | ret = get_errno(sys_linkat(arg1, p, arg3, p2, arg5)); | |
579a97f7 FB |
4512 | unlock_user(p, arg2, 0); |
4513 | unlock_user(p2, arg4, 0); | |
64f0ce4c TS |
4514 | } |
4515 | break; | |
4516 | #endif | |
31e31b8a | 4517 | case TARGET_NR_unlink: |
579a97f7 FB |
4518 | if (!(p = lock_user_string(arg1))) |
4519 | goto efault; | |
53a5960a PB |
4520 | ret = get_errno(unlink(p)); |
4521 | unlock_user(p, arg1, 0); | |
31e31b8a | 4522 | break; |
8170f56b TS |
4523 | #if defined(TARGET_NR_unlinkat) && defined(__NR_unlinkat) |
4524 | case TARGET_NR_unlinkat: | |
579a97f7 FB |
4525 | if (!(p = lock_user_string(arg2))) |
4526 | goto efault; | |
4527 | ret = get_errno(sys_unlinkat(arg1, p, arg3)); | |
4528 | unlock_user(p, arg2, 0); | |
ed494d87 | 4529 | break; |
b7d35e65 | 4530 | #endif |
31e31b8a | 4531 | case TARGET_NR_execve: |
7854b056 FB |
4532 | { |
4533 | char **argp, **envp; | |
f7341ff4 | 4534 | int argc, envc; |
992f48a0 BS |
4535 | abi_ulong gp; |
4536 | abi_ulong guest_argp; | |
4537 | abi_ulong guest_envp; | |
4538 | abi_ulong addr; | |
7854b056 FB |
4539 | char **q; |
4540 | ||
f7341ff4 | 4541 | argc = 0; |
53a5960a | 4542 | guest_argp = arg2; |
da94d263 | 4543 | for (gp = guest_argp; gp; gp += sizeof(abi_ulong)) { |
03aa1976 | 4544 | if (get_user_ual(addr, gp)) |
2f619698 | 4545 | goto efault; |
03aa1976 | 4546 | if (!addr) |
2f619698 | 4547 | break; |
7854b056 | 4548 | argc++; |
2f619698 | 4549 | } |
f7341ff4 | 4550 | envc = 0; |
53a5960a | 4551 | guest_envp = arg3; |
da94d263 | 4552 | for (gp = guest_envp; gp; gp += sizeof(abi_ulong)) { |
03aa1976 | 4553 | if (get_user_ual(addr, gp)) |
2f619698 | 4554 | goto efault; |
03aa1976 | 4555 | if (!addr) |
2f619698 | 4556 | break; |
7854b056 | 4557 | envc++; |
2f619698 | 4558 | } |
7854b056 | 4559 | |
f7341ff4 FB |
4560 | argp = alloca((argc + 1) * sizeof(void *)); |
4561 | envp = alloca((envc + 1) * sizeof(void *)); | |
7854b056 | 4562 | |
da94d263 | 4563 | for (gp = guest_argp, q = argp; gp; |
992f48a0 | 4564 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4565 | if (get_user_ual(addr, gp)) |
4566 | goto execve_efault; | |
53a5960a PB |
4567 | if (!addr) |
4568 | break; | |
2f619698 FB |
4569 | if (!(*q = lock_user_string(addr))) |
4570 | goto execve_efault; | |
53a5960a | 4571 | } |
f7341ff4 FB |
4572 | *q = NULL; |
4573 | ||
da94d263 | 4574 | for (gp = guest_envp, q = envp; gp; |
992f48a0 | 4575 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4576 | if (get_user_ual(addr, gp)) |
4577 | goto execve_efault; | |
53a5960a PB |
4578 | if (!addr) |
4579 | break; | |
2f619698 FB |
4580 | if (!(*q = lock_user_string(addr))) |
4581 | goto execve_efault; | |
53a5960a | 4582 | } |
f7341ff4 | 4583 | *q = NULL; |
7854b056 | 4584 | |
2f619698 FB |
4585 | if (!(p = lock_user_string(arg1))) |
4586 | goto execve_efault; | |
53a5960a PB |
4587 | ret = get_errno(execve(p, argp, envp)); |
4588 | unlock_user(p, arg1, 0); | |
4589 | ||
2f619698 FB |
4590 | goto execve_end; |
4591 | ||
4592 | execve_efault: | |
4593 | ret = -TARGET_EFAULT; | |
4594 | ||
4595 | execve_end: | |
53a5960a | 4596 | for (gp = guest_argp, q = argp; *q; |
992f48a0 | 4597 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4598 | if (get_user_ual(addr, gp) |
4599 | || !addr) | |
4600 | break; | |
53a5960a PB |
4601 | unlock_user(*q, addr, 0); |
4602 | } | |
4603 | for (gp = guest_envp, q = envp; *q; | |
992f48a0 | 4604 | gp += sizeof(abi_ulong), q++) { |
2f619698 FB |
4605 | if (get_user_ual(addr, gp) |
4606 | || !addr) | |
4607 | break; | |
53a5960a PB |
4608 | unlock_user(*q, addr, 0); |
4609 | } | |
7854b056 | 4610 | } |
31e31b8a FB |
4611 | break; |
4612 | case TARGET_NR_chdir: | |
579a97f7 FB |
4613 | if (!(p = lock_user_string(arg1))) |
4614 | goto efault; | |
53a5960a PB |
4615 | ret = get_errno(chdir(p)); |
4616 | unlock_user(p, arg1, 0); | |
31e31b8a | 4617 | break; |
a315a145 | 4618 | #ifdef TARGET_NR_time |
31e31b8a FB |
4619 | case TARGET_NR_time: |
4620 | { | |
53a5960a PB |
4621 | time_t host_time; |
4622 | ret = get_errno(time(&host_time)); | |
2f619698 FB |
4623 | if (!is_error(ret) |
4624 | && arg1 | |
4625 | && put_user_sal(host_time, arg1)) | |
4626 | goto efault; | |
31e31b8a FB |
4627 | } |
4628 | break; | |
a315a145 | 4629 | #endif |
31e31b8a | 4630 | case TARGET_NR_mknod: |
579a97f7 FB |
4631 | if (!(p = lock_user_string(arg1))) |
4632 | goto efault; | |
53a5960a PB |
4633 | ret = get_errno(mknod(p, arg2, arg3)); |
4634 | unlock_user(p, arg1, 0); | |
31e31b8a | 4635 | break; |
75ac37a0 TS |
4636 | #if defined(TARGET_NR_mknodat) && defined(__NR_mknodat) |
4637 | case TARGET_NR_mknodat: | |
579a97f7 FB |
4638 | if (!(p = lock_user_string(arg2))) |
4639 | goto efault; | |
4640 | ret = get_errno(sys_mknodat(arg1, p, arg3, arg4)); | |
4641 | unlock_user(p, arg2, 0); | |
75ac37a0 TS |
4642 | break; |
4643 | #endif | |
31e31b8a | 4644 | case TARGET_NR_chmod: |
579a97f7 FB |
4645 | if (!(p = lock_user_string(arg1))) |
4646 | goto efault; | |
53a5960a PB |
4647 | ret = get_errno(chmod(p, arg2)); |
4648 | unlock_user(p, arg1, 0); | |
31e31b8a | 4649 | break; |
ebc05488 | 4650 | #ifdef TARGET_NR_break |
31e31b8a FB |
4651 | case TARGET_NR_break: |
4652 | goto unimplemented; | |
ebc05488 FB |
4653 | #endif |
4654 | #ifdef TARGET_NR_oldstat | |
31e31b8a FB |
4655 | case TARGET_NR_oldstat: |
4656 | goto unimplemented; | |
ebc05488 | 4657 | #endif |
31e31b8a FB |
4658 | case TARGET_NR_lseek: |
4659 | ret = get_errno(lseek(arg1, arg2, arg3)); | |
4660 | break; | |
9231733a RH |
4661 | #if defined(TARGET_NR_getxpid) && defined(TARGET_ALPHA) |
4662 | /* Alpha specific */ | |
7a3148a9 | 4663 | case TARGET_NR_getxpid: |
9231733a RH |
4664 | ((CPUAlphaState *)cpu_env)->ir[IR_A4] = getppid(); |
4665 | ret = get_errno(getpid()); | |
4666 | break; | |
7a3148a9 | 4667 | #endif |
9231733a RH |
4668 | #ifdef TARGET_NR_getpid |
4669 | case TARGET_NR_getpid: | |
31e31b8a FB |
4670 | ret = get_errno(getpid()); |
4671 | break; | |
9231733a | 4672 | #endif |
31e31b8a | 4673 | case TARGET_NR_mount: |
80265918 TS |
4674 | { |
4675 | /* need to look at the data field */ | |
4676 | void *p2, *p3; | |
4677 | p = lock_user_string(arg1); | |
4678 | p2 = lock_user_string(arg2); | |
4679 | p3 = lock_user_string(arg3); | |
579a97f7 FB |
4680 | if (!p || !p2 || !p3) |
4681 | ret = -TARGET_EFAULT; | |
dab46405 | 4682 | else { |
579a97f7 FB |
4683 | /* FIXME - arg5 should be locked, but it isn't clear how to |
4684 | * do that since it's not guaranteed to be a NULL-terminated | |
4685 | * string. | |
4686 | */ | |
dab46405 JSM |
4687 | if ( ! arg5 ) |
4688 | ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, NULL)); | |
4689 | else | |
4690 | ret = get_errno(mount(p, p2, p3, (unsigned long)arg4, g2h(arg5))); | |
4691 | } | |
579a97f7 FB |
4692 | unlock_user(p, arg1, 0); |
4693 | unlock_user(p2, arg2, 0); | |
4694 | unlock_user(p3, arg3, 0); | |
80265918 TS |
4695 | break; |
4696 | } | |
e5febef5 | 4697 | #ifdef TARGET_NR_umount |
31e31b8a | 4698 | case TARGET_NR_umount: |
579a97f7 FB |
4699 | if (!(p = lock_user_string(arg1))) |
4700 | goto efault; | |
53a5960a PB |
4701 | ret = get_errno(umount(p)); |
4702 | unlock_user(p, arg1, 0); | |
31e31b8a | 4703 | break; |
e5febef5 | 4704 | #endif |
7a3148a9 | 4705 | #ifdef TARGET_NR_stime /* not on alpha */ |
31e31b8a FB |
4706 | case TARGET_NR_stime: |
4707 | { | |
53a5960a | 4708 | time_t host_time; |
2f619698 FB |
4709 | if (get_user_sal(host_time, arg1)) |
4710 | goto efault; | |
53a5960a | 4711 | ret = get_errno(stime(&host_time)); |
31e31b8a FB |
4712 | } |
4713 | break; | |
7a3148a9 | 4714 | #endif |
31e31b8a FB |
4715 | case TARGET_NR_ptrace: |
4716 | goto unimplemented; | |
7a3148a9 | 4717 | #ifdef TARGET_NR_alarm /* not on alpha */ |
31e31b8a FB |
4718 | case TARGET_NR_alarm: |
4719 | ret = alarm(arg1); | |
4720 | break; | |
7a3148a9 | 4721 | #endif |
ebc05488 | 4722 | #ifdef TARGET_NR_oldfstat |
31e31b8a FB |
4723 | case TARGET_NR_oldfstat: |
4724 | goto unimplemented; | |
ebc05488 | 4725 | #endif |
7a3148a9 | 4726 | #ifdef TARGET_NR_pause /* not on alpha */ |
31e31b8a FB |
4727 | case TARGET_NR_pause: |
4728 | ret = get_errno(pause()); | |
4729 | break; | |
7a3148a9 | 4730 | #endif |
e5febef5 | 4731 | #ifdef TARGET_NR_utime |
31e31b8a | 4732 | case TARGET_NR_utime: |
ebc05488 | 4733 | { |
53a5960a PB |
4734 | struct utimbuf tbuf, *host_tbuf; |
4735 | struct target_utimbuf *target_tbuf; | |
4736 | if (arg2) { | |
579a97f7 FB |
4737 | if (!lock_user_struct(VERIFY_READ, target_tbuf, arg2, 1)) |
4738 | goto efault; | |
53a5960a PB |
4739 | tbuf.actime = tswapl(target_tbuf->actime); |
4740 | tbuf.modtime = tswapl(target_tbuf->modtime); | |
4741 | unlock_user_struct(target_tbuf, arg2, 0); | |
4742 | host_tbuf = &tbuf; | |
f72e8ff4 | 4743 | } else { |
53a5960a | 4744 | host_tbuf = NULL; |
f72e8ff4 | 4745 | } |
579a97f7 FB |
4746 | if (!(p = lock_user_string(arg1))) |
4747 | goto efault; | |
53a5960a PB |
4748 | ret = get_errno(utime(p, host_tbuf)); |
4749 | unlock_user(p, arg1, 0); | |
ebc05488 FB |
4750 | } |
4751 | break; | |
e5febef5 | 4752 | #endif |
978a66ff FB |
4753 | case TARGET_NR_utimes: |
4754 | { | |
978a66ff | 4755 | struct timeval *tvp, tv[2]; |
53a5960a | 4756 | if (arg2) { |
788f5ec4 TS |
4757 | if (copy_from_user_timeval(&tv[0], arg2) |
4758 | || copy_from_user_timeval(&tv[1], | |
4759 | arg2 + sizeof(struct target_timeval))) | |
4760 | goto efault; | |
978a66ff FB |
4761 | tvp = tv; |
4762 | } else { | |
4763 | tvp = NULL; | |
4764 | } | |
579a97f7 FB |
4765 | if (!(p = lock_user_string(arg1))) |
4766 | goto efault; | |
53a5960a PB |
4767 | ret = get_errno(utimes(p, tvp)); |
4768 | unlock_user(p, arg1, 0); | |
978a66ff FB |
4769 | } |
4770 | break; | |
ac8a6556 AZ |
4771 | #if defined(TARGET_NR_futimesat) && defined(__NR_futimesat) |
4772 | case TARGET_NR_futimesat: | |
4773 | { | |
4774 | struct timeval *tvp, tv[2]; | |
4775 | if (arg3) { | |
4776 | if (copy_from_user_timeval(&tv[0], arg3) | |
4777 | || copy_from_user_timeval(&tv[1], | |
4778 | arg3 + sizeof(struct target_timeval))) | |
4779 | goto efault; | |
4780 | tvp = tv; | |
4781 | } else { | |
4782 | tvp = NULL; | |
4783 | } | |
4784 | if (!(p = lock_user_string(arg2))) | |
4785 | goto efault; | |
4786 | ret = get_errno(sys_futimesat(arg1, path(p), tvp)); | |
4787 | unlock_user(p, arg2, 0); | |
4788 | } | |
4789 | break; | |
4790 | #endif | |
ebc05488 | 4791 | #ifdef TARGET_NR_stty |
31e31b8a FB |
4792 | case TARGET_NR_stty: |
4793 | goto unimplemented; | |
ebc05488 FB |
4794 | #endif |
4795 | #ifdef TARGET_NR_gtty | |
31e31b8a FB |
4796 | case TARGET_NR_gtty: |
4797 | goto unimplemented; | |
ebc05488 | 4798 | #endif |
31e31b8a | 4799 | case TARGET_NR_access: |
579a97f7 FB |
4800 | if (!(p = lock_user_string(arg1))) |
4801 | goto efault; | |
719f908e | 4802 | ret = get_errno(access(path(p), arg2)); |
53a5960a | 4803 | unlock_user(p, arg1, 0); |
31e31b8a | 4804 | break; |
92a34c10 TS |
4805 | #if defined(TARGET_NR_faccessat) && defined(__NR_faccessat) |
4806 | case TARGET_NR_faccessat: | |
579a97f7 FB |
4807 | if (!(p = lock_user_string(arg2))) |
4808 | goto efault; | |
465c9f06 | 4809 | ret = get_errno(sys_faccessat(arg1, p, arg3)); |
579a97f7 | 4810 | unlock_user(p, arg2, 0); |
92a34c10 TS |
4811 | break; |
4812 | #endif | |
7a3148a9 | 4813 | #ifdef TARGET_NR_nice /* not on alpha */ |
31e31b8a FB |
4814 | case TARGET_NR_nice: |
4815 | ret = get_errno(nice(arg1)); | |
4816 | break; | |
7a3148a9 | 4817 | #endif |
ebc05488 | 4818 | #ifdef TARGET_NR_ftime |
31e31b8a FB |
4819 | case TARGET_NR_ftime: |
4820 | goto unimplemented; | |
ebc05488 | 4821 | #endif |
31e31b8a | 4822 | case TARGET_NR_sync: |
04369ff2 FB |
4823 | sync(); |
4824 | ret = 0; | |
31e31b8a FB |
4825 | break; |
4826 | case TARGET_NR_kill: | |
4cb05961 | 4827 | ret = get_errno(kill(arg1, target_to_host_signal(arg2))); |
31e31b8a FB |
4828 | break; |
4829 | case TARGET_NR_rename: | |
53a5960a PB |
4830 | { |
4831 | void *p2; | |
4832 | p = lock_user_string(arg1); | |
4833 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
4834 | if (!p || !p2) |
4835 | ret = -TARGET_EFAULT; | |
4836 | else | |
4837 | ret = get_errno(rename(p, p2)); | |
53a5960a PB |
4838 | unlock_user(p2, arg2, 0); |
4839 | unlock_user(p, arg1, 0); | |
4840 | } | |
31e31b8a | 4841 | break; |
722183f6 TS |
4842 | #if defined(TARGET_NR_renameat) && defined(__NR_renameat) |
4843 | case TARGET_NR_renameat: | |
722183f6 | 4844 | { |
579a97f7 | 4845 | void *p2; |
722183f6 TS |
4846 | p = lock_user_string(arg2); |
4847 | p2 = lock_user_string(arg4); | |
579a97f7 | 4848 | if (!p || !p2) |
0da46a6e | 4849 | ret = -TARGET_EFAULT; |
722183f6 TS |
4850 | else |
4851 | ret = get_errno(sys_renameat(arg1, p, arg3, p2)); | |
579a97f7 FB |
4852 | unlock_user(p2, arg4, 0); |
4853 | unlock_user(p, arg2, 0); | |
722183f6 TS |
4854 | } |
4855 | break; | |
4856 | #endif | |
31e31b8a | 4857 | case TARGET_NR_mkdir: |
579a97f7 FB |
4858 | if (!(p = lock_user_string(arg1))) |
4859 | goto efault; | |
53a5960a PB |
4860 | ret = get_errno(mkdir(p, arg2)); |
4861 | unlock_user(p, arg1, 0); | |
31e31b8a | 4862 | break; |
4472ad0d TS |
4863 | #if defined(TARGET_NR_mkdirat) && defined(__NR_mkdirat) |
4864 | case TARGET_NR_mkdirat: | |
579a97f7 FB |
4865 | if (!(p = lock_user_string(arg2))) |
4866 | goto efault; | |
4867 | ret = get_errno(sys_mkdirat(arg1, p, arg3)); | |
4868 | unlock_user(p, arg2, 0); | |
4472ad0d TS |
4869 | break; |
4870 | #endif | |
31e31b8a | 4871 | case TARGET_NR_rmdir: |
579a97f7 FB |
4872 | if (!(p = lock_user_string(arg1))) |
4873 | goto efault; | |
53a5960a PB |
4874 | ret = get_errno(rmdir(p)); |
4875 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
4876 | break; |
4877 | case TARGET_NR_dup: | |
4878 | ret = get_errno(dup(arg1)); | |
4879 | break; | |
4880 | case TARGET_NR_pipe: | |
fb41a66e | 4881 | ret = do_pipe(cpu_env, arg1, 0, 0); |
099d6b0f RV |
4882 | break; |
4883 | #ifdef TARGET_NR_pipe2 | |
4884 | case TARGET_NR_pipe2: | |
fb41a66e | 4885 | ret = do_pipe(cpu_env, arg1, arg2, 1); |
31e31b8a | 4886 | break; |
099d6b0f | 4887 | #endif |
31e31b8a | 4888 | case TARGET_NR_times: |
32f36bce | 4889 | { |
53a5960a | 4890 | struct target_tms *tmsp; |
32f36bce FB |
4891 | struct tms tms; |
4892 | ret = get_errno(times(&tms)); | |
53a5960a | 4893 | if (arg1) { |
579a97f7 FB |
4894 | tmsp = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_tms), 0); |
4895 | if (!tmsp) | |
4896 | goto efault; | |
c596ed17 FB |
4897 | tmsp->tms_utime = tswapl(host_to_target_clock_t(tms.tms_utime)); |
4898 | tmsp->tms_stime = tswapl(host_to_target_clock_t(tms.tms_stime)); | |
4899 | tmsp->tms_cutime = tswapl(host_to_target_clock_t(tms.tms_cutime)); | |
4900 | tmsp->tms_cstime = tswapl(host_to_target_clock_t(tms.tms_cstime)); | |
32f36bce | 4901 | } |
c596ed17 FB |
4902 | if (!is_error(ret)) |
4903 | ret = host_to_target_clock_t(ret); | |
32f36bce FB |
4904 | } |
4905 | break; | |
ebc05488 | 4906 | #ifdef TARGET_NR_prof |
31e31b8a FB |
4907 | case TARGET_NR_prof: |
4908 | goto unimplemented; | |
ebc05488 | 4909 | #endif |
e5febef5 | 4910 | #ifdef TARGET_NR_signal |
31e31b8a FB |
4911 | case TARGET_NR_signal: |
4912 | goto unimplemented; | |
e5febef5 | 4913 | #endif |
31e31b8a | 4914 | case TARGET_NR_acct: |
38d840e6 AJ |
4915 | if (arg1 == 0) { |
4916 | ret = get_errno(acct(NULL)); | |
4917 | } else { | |
4918 | if (!(p = lock_user_string(arg1))) | |
4919 | goto efault; | |
4920 | ret = get_errno(acct(path(p))); | |
4921 | unlock_user(p, arg1, 0); | |
4922 | } | |
24836689 | 4923 | break; |
7a3148a9 | 4924 | #ifdef TARGET_NR_umount2 /* not on alpha */ |
31e31b8a | 4925 | case TARGET_NR_umount2: |
579a97f7 FB |
4926 | if (!(p = lock_user_string(arg1))) |
4927 | goto efault; | |
53a5960a PB |
4928 | ret = get_errno(umount2(p, arg2)); |
4929 | unlock_user(p, arg1, 0); | |
31e31b8a | 4930 | break; |
7a3148a9 | 4931 | #endif |
ebc05488 | 4932 | #ifdef TARGET_NR_lock |
31e31b8a FB |
4933 | case TARGET_NR_lock: |
4934 | goto unimplemented; | |
ebc05488 | 4935 | #endif |
31e31b8a FB |
4936 | case TARGET_NR_ioctl: |
4937 | ret = do_ioctl(arg1, arg2, arg3); | |
4938 | break; | |
4939 | case TARGET_NR_fcntl: | |
9ee1fa2c | 4940 | ret = do_fcntl(arg1, arg2, arg3); |
31e31b8a | 4941 | break; |
ebc05488 | 4942 | #ifdef TARGET_NR_mpx |
31e31b8a FB |
4943 | case TARGET_NR_mpx: |
4944 | goto unimplemented; | |
ebc05488 | 4945 | #endif |
31e31b8a FB |
4946 | case TARGET_NR_setpgid: |
4947 | ret = get_errno(setpgid(arg1, arg2)); | |
4948 | break; | |
ebc05488 | 4949 | #ifdef TARGET_NR_ulimit |
31e31b8a FB |
4950 | case TARGET_NR_ulimit: |
4951 | goto unimplemented; | |
ebc05488 FB |
4952 | #endif |
4953 | #ifdef TARGET_NR_oldolduname | |
31e31b8a FB |
4954 | case TARGET_NR_oldolduname: |
4955 | goto unimplemented; | |
ebc05488 | 4956 | #endif |
31e31b8a FB |
4957 | case TARGET_NR_umask: |
4958 | ret = get_errno(umask(arg1)); | |
4959 | break; | |
4960 | case TARGET_NR_chroot: | |
579a97f7 FB |
4961 | if (!(p = lock_user_string(arg1))) |
4962 | goto efault; | |
53a5960a PB |
4963 | ret = get_errno(chroot(p)); |
4964 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
4965 | break; |
4966 | case TARGET_NR_ustat: | |
4967 | goto unimplemented; | |
4968 | case TARGET_NR_dup2: | |
4969 | ret = get_errno(dup2(arg1, arg2)); | |
4970 | break; | |
d0927938 UH |
4971 | #if defined(CONFIG_DUP3) && defined(TARGET_NR_dup3) |
4972 | case TARGET_NR_dup3: | |
4973 | ret = get_errno(dup3(arg1, arg2, arg3)); | |
4974 | break; | |
4975 | #endif | |
7a3148a9 | 4976 | #ifdef TARGET_NR_getppid /* not on alpha */ |
31e31b8a FB |
4977 | case TARGET_NR_getppid: |
4978 | ret = get_errno(getppid()); | |
4979 | break; | |
7a3148a9 | 4980 | #endif |
31e31b8a FB |
4981 | case TARGET_NR_getpgrp: |
4982 | ret = get_errno(getpgrp()); | |
4983 | break; | |
4984 | case TARGET_NR_setsid: | |
4985 | ret = get_errno(setsid()); | |
4986 | break; | |
e5febef5 | 4987 | #ifdef TARGET_NR_sigaction |
31e31b8a | 4988 | case TARGET_NR_sigaction: |
31e31b8a | 4989 | { |
6049f4f8 RH |
4990 | #if defined(TARGET_ALPHA) |
4991 | struct target_sigaction act, oact, *pact = 0; | |
53a5960a | 4992 | struct target_old_sigaction *old_act; |
53a5960a | 4993 | if (arg2) { |
579a97f7 FB |
4994 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) |
4995 | goto efault; | |
66fb9763 FB |
4996 | act._sa_handler = old_act->_sa_handler; |
4997 | target_siginitset(&act.sa_mask, old_act->sa_mask); | |
4998 | act.sa_flags = old_act->sa_flags; | |
6049f4f8 | 4999 | act.sa_restorer = 0; |
53a5960a | 5000 | unlock_user_struct(old_act, arg2, 0); |
66fb9763 | 5001 | pact = &act; |
66fb9763 FB |
5002 | } |
5003 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
53a5960a | 5004 | if (!is_error(ret) && arg3) { |
579a97f7 FB |
5005 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) |
5006 | goto efault; | |
53a5960a PB |
5007 | old_act->_sa_handler = oact._sa_handler; |
5008 | old_act->sa_mask = oact.sa_mask.sig[0]; | |
5009 | old_act->sa_flags = oact.sa_flags; | |
53a5960a | 5010 | unlock_user_struct(old_act, arg3, 1); |
66fb9763 | 5011 | } |
6049f4f8 | 5012 | #elif defined(TARGET_MIPS) |
106ec879 FB |
5013 | struct target_sigaction act, oact, *pact, *old_act; |
5014 | ||
5015 | if (arg2) { | |
579a97f7 FB |
5016 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) |
5017 | goto efault; | |
106ec879 FB |
5018 | act._sa_handler = old_act->_sa_handler; |
5019 | target_siginitset(&act.sa_mask, old_act->sa_mask.sig[0]); | |
5020 | act.sa_flags = old_act->sa_flags; | |
5021 | unlock_user_struct(old_act, arg2, 0); | |
5022 | pact = &act; | |
5023 | } else { | |
5024 | pact = NULL; | |
5025 | } | |
5026 | ||
5027 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
5028 | ||
5029 | if (!is_error(ret) && arg3) { | |
579a97f7 FB |
5030 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) |
5031 | goto efault; | |
106ec879 FB |
5032 | old_act->_sa_handler = oact._sa_handler; |
5033 | old_act->sa_flags = oact.sa_flags; | |
5034 | old_act->sa_mask.sig[0] = oact.sa_mask.sig[0]; | |
5035 | old_act->sa_mask.sig[1] = 0; | |
5036 | old_act->sa_mask.sig[2] = 0; | |
5037 | old_act->sa_mask.sig[3] = 0; | |
5038 | unlock_user_struct(old_act, arg3, 1); | |
5039 | } | |
6049f4f8 RH |
5040 | #else |
5041 | struct target_old_sigaction *old_act; | |
5042 | struct target_sigaction act, oact, *pact; | |
5043 | if (arg2) { | |
5044 | if (!lock_user_struct(VERIFY_READ, old_act, arg2, 1)) | |
5045 | goto efault; | |
5046 | act._sa_handler = old_act->_sa_handler; | |
5047 | target_siginitset(&act.sa_mask, old_act->sa_mask); | |
5048 | act.sa_flags = old_act->sa_flags; | |
5049 | act.sa_restorer = old_act->sa_restorer; | |
5050 | unlock_user_struct(old_act, arg2, 0); | |
5051 | pact = &act; | |
5052 | } else { | |
5053 | pact = NULL; | |
5054 | } | |
5055 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
5056 | if (!is_error(ret) && arg3) { | |
5057 | if (!lock_user_struct(VERIFY_WRITE, old_act, arg3, 0)) | |
5058 | goto efault; | |
5059 | old_act->_sa_handler = oact._sa_handler; | |
5060 | old_act->sa_mask = oact.sa_mask.sig[0]; | |
5061 | old_act->sa_flags = oact.sa_flags; | |
5062 | old_act->sa_restorer = oact.sa_restorer; | |
5063 | unlock_user_struct(old_act, arg3, 1); | |
5064 | } | |
388bb21a | 5065 | #endif |
31e31b8a FB |
5066 | } |
5067 | break; | |
e5febef5 | 5068 | #endif |
66fb9763 | 5069 | case TARGET_NR_rt_sigaction: |
53a5960a | 5070 | { |
6049f4f8 RH |
5071 | #if defined(TARGET_ALPHA) |
5072 | struct target_sigaction act, oact, *pact = 0; | |
5073 | struct target_rt_sigaction *rt_act; | |
5074 | /* ??? arg4 == sizeof(sigset_t). */ | |
5075 | if (arg2) { | |
5076 | if (!lock_user_struct(VERIFY_READ, rt_act, arg2, 1)) | |
5077 | goto efault; | |
5078 | act._sa_handler = rt_act->_sa_handler; | |
5079 | act.sa_mask = rt_act->sa_mask; | |
5080 | act.sa_flags = rt_act->sa_flags; | |
5081 | act.sa_restorer = arg5; | |
5082 | unlock_user_struct(rt_act, arg2, 0); | |
5083 | pact = &act; | |
5084 | } | |
5085 | ret = get_errno(do_sigaction(arg1, pact, &oact)); | |
5086 | if (!is_error(ret) && arg3) { | |
5087 | if (!lock_user_struct(VERIFY_WRITE, rt_act, arg3, 0)) | |
5088 | goto efault; | |
5089 | rt_act->_sa_handler = oact._sa_handler; | |
5090 | rt_act->sa_mask = oact.sa_mask; | |
5091 | rt_act->sa_flags = oact.sa_flags; | |
5092 | unlock_user_struct(rt_act, arg3, 1); | |
5093 | } | |
5094 | #else | |
53a5960a PB |
5095 | struct target_sigaction *act; |
5096 | struct target_sigaction *oact; | |
5097 | ||
579a97f7 FB |
5098 | if (arg2) { |
5099 | if (!lock_user_struct(VERIFY_READ, act, arg2, 1)) | |
5100 | goto efault; | |
5101 | } else | |
53a5960a | 5102 | act = NULL; |
579a97f7 FB |
5103 | if (arg3) { |
5104 | if (!lock_user_struct(VERIFY_WRITE, oact, arg3, 0)) { | |
5105 | ret = -TARGET_EFAULT; | |
5106 | goto rt_sigaction_fail; | |
5107 | } | |
5108 | } else | |
53a5960a PB |
5109 | oact = NULL; |
5110 | ret = get_errno(do_sigaction(arg1, act, oact)); | |
579a97f7 FB |
5111 | rt_sigaction_fail: |
5112 | if (act) | |
53a5960a | 5113 | unlock_user_struct(act, arg2, 0); |
579a97f7 | 5114 | if (oact) |
53a5960a | 5115 | unlock_user_struct(oact, arg3, 1); |
6049f4f8 | 5116 | #endif |
53a5960a | 5117 | } |
66fb9763 | 5118 | break; |
7a3148a9 | 5119 | #ifdef TARGET_NR_sgetmask /* not on alpha */ |
31e31b8a | 5120 | case TARGET_NR_sgetmask: |
66fb9763 FB |
5121 | { |
5122 | sigset_t cur_set; | |
992f48a0 | 5123 | abi_ulong target_set; |
66fb9763 FB |
5124 | sigprocmask(0, NULL, &cur_set); |
5125 | host_to_target_old_sigset(&target_set, &cur_set); | |
5126 | ret = target_set; | |
5127 | } | |
5128 | break; | |
7a3148a9 JM |
5129 | #endif |
5130 | #ifdef TARGET_NR_ssetmask /* not on alpha */ | |
31e31b8a | 5131 | case TARGET_NR_ssetmask: |
66fb9763 FB |
5132 | { |
5133 | sigset_t set, oset, cur_set; | |
992f48a0 | 5134 | abi_ulong target_set = arg1; |
66fb9763 FB |
5135 | sigprocmask(0, NULL, &cur_set); |
5136 | target_to_host_old_sigset(&set, &target_set); | |
5137 | sigorset(&set, &set, &cur_set); | |
5138 | sigprocmask(SIG_SETMASK, &set, &oset); | |
5139 | host_to_target_old_sigset(&target_set, &oset); | |
5140 | ret = target_set; | |
5141 | } | |
5142 | break; | |
7a3148a9 | 5143 | #endif |
e5febef5 | 5144 | #ifdef TARGET_NR_sigprocmask |
66fb9763 FB |
5145 | case TARGET_NR_sigprocmask: |
5146 | { | |
a5b3b13b RH |
5147 | #if defined(TARGET_ALPHA) |
5148 | sigset_t set, oldset; | |
5149 | abi_ulong mask; | |
5150 | int how; | |
5151 | ||
5152 | switch (arg1) { | |
5153 | case TARGET_SIG_BLOCK: | |
5154 | how = SIG_BLOCK; | |
5155 | break; | |
5156 | case TARGET_SIG_UNBLOCK: | |
5157 | how = SIG_UNBLOCK; | |
5158 | break; | |
5159 | case TARGET_SIG_SETMASK: | |
5160 | how = SIG_SETMASK; | |
5161 | break; | |
5162 | default: | |
5163 | ret = -TARGET_EINVAL; | |
5164 | goto fail; | |
5165 | } | |
5166 | mask = arg2; | |
5167 | target_to_host_old_sigset(&set, &mask); | |
5168 | ||
5169 | ret = get_errno(sigprocmask(how, &set, &oldset)); | |
5170 | ||
5171 | if (!is_error(ret)) { | |
5172 | host_to_target_old_sigset(&mask, &oldset); | |
5173 | ret = mask; | |
5174 | ((CPUAlphaState *)cpu_env)->[IR_V0] = 0; /* force no error */ | |
5175 | } | |
5176 | #else | |
66fb9763 | 5177 | sigset_t set, oldset, *set_ptr; |
a5b3b13b | 5178 | int how; |
3b46e624 | 5179 | |
53a5960a | 5180 | if (arg2) { |
a5b3b13b | 5181 | switch (arg1) { |
66fb9763 FB |
5182 | case TARGET_SIG_BLOCK: |
5183 | how = SIG_BLOCK; | |
5184 | break; | |
5185 | case TARGET_SIG_UNBLOCK: | |
5186 | how = SIG_UNBLOCK; | |
5187 | break; | |
5188 | case TARGET_SIG_SETMASK: | |
5189 | how = SIG_SETMASK; | |
5190 | break; | |
5191 | default: | |
0da46a6e | 5192 | ret = -TARGET_EINVAL; |
66fb9763 FB |
5193 | goto fail; |
5194 | } | |
c227f099 | 5195 | if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1))) |
579a97f7 | 5196 | goto efault; |
53a5960a PB |
5197 | target_to_host_old_sigset(&set, p); |
5198 | unlock_user(p, arg2, 0); | |
66fb9763 FB |
5199 | set_ptr = &set; |
5200 | } else { | |
5201 | how = 0; | |
5202 | set_ptr = NULL; | |
5203 | } | |
a5b3b13b | 5204 | ret = get_errno(sigprocmask(how, set_ptr, &oldset)); |
53a5960a | 5205 | if (!is_error(ret) && arg3) { |
c227f099 | 5206 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0))) |
579a97f7 | 5207 | goto efault; |
53a5960a | 5208 | host_to_target_old_sigset(p, &oldset); |
c227f099 | 5209 | unlock_user(p, arg3, sizeof(target_sigset_t)); |
66fb9763 | 5210 | } |
a5b3b13b | 5211 | #endif |
66fb9763 FB |
5212 | } |
5213 | break; | |
e5febef5 | 5214 | #endif |
66fb9763 FB |
5215 | case TARGET_NR_rt_sigprocmask: |
5216 | { | |
5217 | int how = arg1; | |
5218 | sigset_t set, oldset, *set_ptr; | |
3b46e624 | 5219 | |
53a5960a | 5220 | if (arg2) { |
66fb9763 FB |
5221 | switch(how) { |
5222 | case TARGET_SIG_BLOCK: | |
5223 | how = SIG_BLOCK; | |
5224 | break; | |
5225 | case TARGET_SIG_UNBLOCK: | |
5226 | how = SIG_UNBLOCK; | |
5227 | break; | |
5228 | case TARGET_SIG_SETMASK: | |
5229 | how = SIG_SETMASK; | |
5230 | break; | |
5231 | default: | |
0da46a6e | 5232 | ret = -TARGET_EINVAL; |
66fb9763 FB |
5233 | goto fail; |
5234 | } | |
c227f099 | 5235 | if (!(p = lock_user(VERIFY_READ, arg2, sizeof(target_sigset_t), 1))) |
579a97f7 | 5236 | goto efault; |
53a5960a PB |
5237 | target_to_host_sigset(&set, p); |
5238 | unlock_user(p, arg2, 0); | |
66fb9763 FB |
5239 | set_ptr = &set; |
5240 | } else { | |
5241 | how = 0; | |
5242 | set_ptr = NULL; | |
5243 | } | |
5244 | ret = get_errno(sigprocmask(how, set_ptr, &oldset)); | |
53a5960a | 5245 | if (!is_error(ret) && arg3) { |
c227f099 | 5246 | if (!(p = lock_user(VERIFY_WRITE, arg3, sizeof(target_sigset_t), 0))) |
579a97f7 | 5247 | goto efault; |
53a5960a | 5248 | host_to_target_sigset(p, &oldset); |
c227f099 | 5249 | unlock_user(p, arg3, sizeof(target_sigset_t)); |
66fb9763 FB |
5250 | } |
5251 | } | |
5252 | break; | |
e5febef5 | 5253 | #ifdef TARGET_NR_sigpending |
66fb9763 FB |
5254 | case TARGET_NR_sigpending: |
5255 | { | |
5256 | sigset_t set; | |
5257 | ret = get_errno(sigpending(&set)); | |
5258 | if (!is_error(ret)) { | |
c227f099 | 5259 | if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0))) |
579a97f7 | 5260 | goto efault; |
53a5960a | 5261 | host_to_target_old_sigset(p, &set); |
c227f099 | 5262 | unlock_user(p, arg1, sizeof(target_sigset_t)); |
66fb9763 FB |
5263 | } |
5264 | } | |
5265 | break; | |
e5febef5 | 5266 | #endif |
66fb9763 FB |
5267 | case TARGET_NR_rt_sigpending: |
5268 | { | |
5269 | sigset_t set; | |
5270 | ret = get_errno(sigpending(&set)); | |
5271 | if (!is_error(ret)) { | |
c227f099 | 5272 | if (!(p = lock_user(VERIFY_WRITE, arg1, sizeof(target_sigset_t), 0))) |
579a97f7 | 5273 | goto efault; |
53a5960a | 5274 | host_to_target_sigset(p, &set); |
c227f099 | 5275 | unlock_user(p, arg1, sizeof(target_sigset_t)); |
66fb9763 FB |
5276 | } |
5277 | } | |
5278 | break; | |
e5febef5 | 5279 | #ifdef TARGET_NR_sigsuspend |
66fb9763 FB |
5280 | case TARGET_NR_sigsuspend: |
5281 | { | |
5282 | sigset_t set; | |
f43ce12b RH |
5283 | #if defined(TARGET_ALPHA) |
5284 | abi_ulong mask = arg1; | |
5285 | target_to_host_old_sigset(&set, &mask); | |
5286 | #else | |
c227f099 | 5287 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
579a97f7 | 5288 | goto efault; |
53a5960a PB |
5289 | target_to_host_old_sigset(&set, p); |
5290 | unlock_user(p, arg1, 0); | |
f43ce12b | 5291 | #endif |
66fb9763 FB |
5292 | ret = get_errno(sigsuspend(&set)); |
5293 | } | |
5294 | break; | |
e5febef5 | 5295 | #endif |
66fb9763 FB |
5296 | case TARGET_NR_rt_sigsuspend: |
5297 | { | |
5298 | sigset_t set; | |
c227f099 | 5299 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
579a97f7 | 5300 | goto efault; |
53a5960a PB |
5301 | target_to_host_sigset(&set, p); |
5302 | unlock_user(p, arg1, 0); | |
66fb9763 FB |
5303 | ret = get_errno(sigsuspend(&set)); |
5304 | } | |
5305 | break; | |
5306 | case TARGET_NR_rt_sigtimedwait: | |
5307 | { | |
66fb9763 FB |
5308 | sigset_t set; |
5309 | struct timespec uts, *puts; | |
5310 | siginfo_t uinfo; | |
3b46e624 | 5311 | |
c227f099 | 5312 | if (!(p = lock_user(VERIFY_READ, arg1, sizeof(target_sigset_t), 1))) |
579a97f7 | 5313 | goto efault; |
53a5960a PB |
5314 | target_to_host_sigset(&set, p); |
5315 | unlock_user(p, arg1, 0); | |
5316 | if (arg3) { | |
66fb9763 | 5317 | puts = &uts; |
53a5960a | 5318 | target_to_host_timespec(puts, arg3); |
66fb9763 FB |
5319 | } else { |
5320 | puts = NULL; | |
5321 | } | |
5322 | ret = get_errno(sigtimedwait(&set, &uinfo, puts)); | |
53a5960a | 5323 | if (!is_error(ret) && arg2) { |
c227f099 | 5324 | if (!(p = lock_user(VERIFY_WRITE, arg2, sizeof(target_siginfo_t), 0))) |
579a97f7 | 5325 | goto efault; |
53a5960a | 5326 | host_to_target_siginfo(p, &uinfo); |
c227f099 | 5327 | unlock_user(p, arg2, sizeof(target_siginfo_t)); |
66fb9763 FB |
5328 | } |
5329 | } | |
5330 | break; | |
5331 | case TARGET_NR_rt_sigqueueinfo: | |
5332 | { | |
5333 | siginfo_t uinfo; | |
c227f099 | 5334 | if (!(p = lock_user(VERIFY_READ, arg3, sizeof(target_sigset_t), 1))) |
579a97f7 | 5335 | goto efault; |
53a5960a PB |
5336 | target_to_host_siginfo(&uinfo, p); |
5337 | unlock_user(p, arg1, 0); | |
66fb9763 FB |
5338 | ret = get_errno(sys_rt_sigqueueinfo(arg1, arg2, &uinfo)); |
5339 | } | |
5340 | break; | |
e5febef5 | 5341 | #ifdef TARGET_NR_sigreturn |
66fb9763 FB |
5342 | case TARGET_NR_sigreturn: |
5343 | /* NOTE: ret is eax, so not transcoding must be done */ | |
5344 | ret = do_sigreturn(cpu_env); | |
5345 | break; | |
e5febef5 | 5346 | #endif |
66fb9763 FB |
5347 | case TARGET_NR_rt_sigreturn: |
5348 | /* NOTE: ret is eax, so not transcoding must be done */ | |
5349 | ret = do_rt_sigreturn(cpu_env); | |
5350 | break; | |
31e31b8a | 5351 | case TARGET_NR_sethostname: |
579a97f7 FB |
5352 | if (!(p = lock_user_string(arg1))) |
5353 | goto efault; | |
53a5960a PB |
5354 | ret = get_errno(sethostname(p, arg2)); |
5355 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5356 | break; |
5357 | case TARGET_NR_setrlimit: | |
9de5e440 | 5358 | { |
9de5e440 | 5359 | int resource = arg1; |
53a5960a | 5360 | struct target_rlimit *target_rlim; |
9de5e440 | 5361 | struct rlimit rlim; |
579a97f7 FB |
5362 | if (!lock_user_struct(VERIFY_READ, target_rlim, arg2, 1)) |
5363 | goto efault; | |
81bbe906 TY |
5364 | rlim.rlim_cur = target_to_host_rlim(target_rlim->rlim_cur); |
5365 | rlim.rlim_max = target_to_host_rlim(target_rlim->rlim_max); | |
53a5960a | 5366 | unlock_user_struct(target_rlim, arg2, 0); |
9de5e440 FB |
5367 | ret = get_errno(setrlimit(resource, &rlim)); |
5368 | } | |
5369 | break; | |
31e31b8a | 5370 | case TARGET_NR_getrlimit: |
9de5e440 | 5371 | { |
9de5e440 | 5372 | int resource = arg1; |
53a5960a | 5373 | struct target_rlimit *target_rlim; |
9de5e440 | 5374 | struct rlimit rlim; |
3b46e624 | 5375 | |
9de5e440 FB |
5376 | ret = get_errno(getrlimit(resource, &rlim)); |
5377 | if (!is_error(ret)) { | |
579a97f7 FB |
5378 | if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)) |
5379 | goto efault; | |
81bbe906 TY |
5380 | target_rlim->rlim_cur = host_to_target_rlim(rlim.rlim_cur); |
5381 | target_rlim->rlim_max = host_to_target_rlim(rlim.rlim_max); | |
53a5960a | 5382 | unlock_user_struct(target_rlim, arg2, 1); |
9de5e440 FB |
5383 | } |
5384 | } | |
5385 | break; | |
31e31b8a | 5386 | case TARGET_NR_getrusage: |
b409186b FB |
5387 | { |
5388 | struct rusage rusage; | |
b409186b FB |
5389 | ret = get_errno(getrusage(arg1, &rusage)); |
5390 | if (!is_error(ret)) { | |
53a5960a | 5391 | host_to_target_rusage(arg2, &rusage); |
b409186b FB |
5392 | } |
5393 | } | |
5394 | break; | |
31e31b8a FB |
5395 | case TARGET_NR_gettimeofday: |
5396 | { | |
31e31b8a FB |
5397 | struct timeval tv; |
5398 | ret = get_errno(gettimeofday(&tv, NULL)); | |
5399 | if (!is_error(ret)) { | |
788f5ec4 TS |
5400 | if (copy_to_user_timeval(arg1, &tv)) |
5401 | goto efault; | |
31e31b8a FB |
5402 | } |
5403 | } | |
5404 | break; | |
5405 | case TARGET_NR_settimeofday: | |
5406 | { | |
31e31b8a | 5407 | struct timeval tv; |
788f5ec4 TS |
5408 | if (copy_from_user_timeval(&tv, arg1)) |
5409 | goto efault; | |
31e31b8a FB |
5410 | ret = get_errno(settimeofday(&tv, NULL)); |
5411 | } | |
5412 | break; | |
048f6b4d | 5413 | #ifdef TARGET_NR_select |
31e31b8a | 5414 | case TARGET_NR_select: |
f2674e31 | 5415 | { |
53a5960a | 5416 | struct target_sel_arg_struct *sel; |
992f48a0 | 5417 | abi_ulong inp, outp, exp, tvp; |
53a5960a PB |
5418 | long nsel; |
5419 | ||
579a97f7 FB |
5420 | if (!lock_user_struct(VERIFY_READ, sel, arg1, 1)) |
5421 | goto efault; | |
53a5960a PB |
5422 | nsel = tswapl(sel->n); |
5423 | inp = tswapl(sel->inp); | |
5424 | outp = tswapl(sel->outp); | |
5425 | exp = tswapl(sel->exp); | |
5426 | tvp = tswapl(sel->tvp); | |
5427 | unlock_user_struct(sel, arg1, 0); | |
5428 | ret = do_select(nsel, inp, outp, exp, tvp); | |
f2674e31 FB |
5429 | } |
5430 | break; | |
9e42382f RV |
5431 | #endif |
5432 | #ifdef TARGET_NR_pselect6 | |
5433 | case TARGET_NR_pselect6: | |
5434 | goto unimplemented_nowarn; | |
048f6b4d | 5435 | #endif |
31e31b8a | 5436 | case TARGET_NR_symlink: |
53a5960a PB |
5437 | { |
5438 | void *p2; | |
5439 | p = lock_user_string(arg1); | |
5440 | p2 = lock_user_string(arg2); | |
579a97f7 FB |
5441 | if (!p || !p2) |
5442 | ret = -TARGET_EFAULT; | |
5443 | else | |
5444 | ret = get_errno(symlink(p, p2)); | |
53a5960a PB |
5445 | unlock_user(p2, arg2, 0); |
5446 | unlock_user(p, arg1, 0); | |
5447 | } | |
31e31b8a | 5448 | break; |
f0b6243d TS |
5449 | #if defined(TARGET_NR_symlinkat) && defined(__NR_symlinkat) |
5450 | case TARGET_NR_symlinkat: | |
f0b6243d | 5451 | { |
579a97f7 | 5452 | void *p2; |
f0b6243d TS |
5453 | p = lock_user_string(arg1); |
5454 | p2 = lock_user_string(arg3); | |
579a97f7 | 5455 | if (!p || !p2) |
0da46a6e | 5456 | ret = -TARGET_EFAULT; |
f0b6243d TS |
5457 | else |
5458 | ret = get_errno(sys_symlinkat(p, arg2, p2)); | |
579a97f7 FB |
5459 | unlock_user(p2, arg3, 0); |
5460 | unlock_user(p, arg1, 0); | |
f0b6243d TS |
5461 | } |
5462 | break; | |
5463 | #endif | |
ebc05488 | 5464 | #ifdef TARGET_NR_oldlstat |
31e31b8a FB |
5465 | case TARGET_NR_oldlstat: |
5466 | goto unimplemented; | |
ebc05488 | 5467 | #endif |
31e31b8a | 5468 | case TARGET_NR_readlink: |
53a5960a | 5469 | { |
d088d664 | 5470 | void *p2, *temp; |
53a5960a | 5471 | p = lock_user_string(arg1); |
579a97f7 FB |
5472 | p2 = lock_user(VERIFY_WRITE, arg2, arg3, 0); |
5473 | if (!p || !p2) | |
5474 | ret = -TARGET_EFAULT; | |
d088d664 AJ |
5475 | else { |
5476 | if (strncmp((const char *)p, "/proc/self/exe", 14) == 0) { | |
5477 | char real[PATH_MAX]; | |
5478 | temp = realpath(exec_path,real); | |
5479 | ret = (temp==NULL) ? get_errno(-1) : strlen(real) ; | |
5480 | snprintf((char *)p2, arg3, "%s", real); | |
5481 | } | |
5482 | else | |
5483 | ret = get_errno(readlink(path(p), p2, arg3)); | |
d088d664 | 5484 | } |
53a5960a PB |
5485 | unlock_user(p2, arg2, ret); |
5486 | unlock_user(p, arg1, 0); | |
5487 | } | |
31e31b8a | 5488 | break; |
5e0ccb18 TS |
5489 | #if defined(TARGET_NR_readlinkat) && defined(__NR_readlinkat) |
5490 | case TARGET_NR_readlinkat: | |
5e0ccb18 | 5491 | { |
579a97f7 | 5492 | void *p2; |
5e0ccb18 | 5493 | p = lock_user_string(arg2); |
579a97f7 FB |
5494 | p2 = lock_user(VERIFY_WRITE, arg3, arg4, 0); |
5495 | if (!p || !p2) | |
0da46a6e | 5496 | ret = -TARGET_EFAULT; |
5e0ccb18 TS |
5497 | else |
5498 | ret = get_errno(sys_readlinkat(arg1, path(p), p2, arg4)); | |
579a97f7 FB |
5499 | unlock_user(p2, arg3, ret); |
5500 | unlock_user(p, arg2, 0); | |
5e0ccb18 TS |
5501 | } |
5502 | break; | |
5503 | #endif | |
e5febef5 | 5504 | #ifdef TARGET_NR_uselib |
31e31b8a FB |
5505 | case TARGET_NR_uselib: |
5506 | goto unimplemented; | |
e5febef5 TS |
5507 | #endif |
5508 | #ifdef TARGET_NR_swapon | |
31e31b8a | 5509 | case TARGET_NR_swapon: |
579a97f7 FB |
5510 | if (!(p = lock_user_string(arg1))) |
5511 | goto efault; | |
53a5960a PB |
5512 | ret = get_errno(swapon(p, arg2)); |
5513 | unlock_user(p, arg1, 0); | |
31e31b8a | 5514 | break; |
e5febef5 | 5515 | #endif |
31e31b8a FB |
5516 | case TARGET_NR_reboot: |
5517 | goto unimplemented; | |
e5febef5 | 5518 | #ifdef TARGET_NR_readdir |
31e31b8a FB |
5519 | case TARGET_NR_readdir: |
5520 | goto unimplemented; | |
e5febef5 TS |
5521 | #endif |
5522 | #ifdef TARGET_NR_mmap | |
31e31b8a | 5523 | case TARGET_NR_mmap: |
b779e29e | 5524 | #if (defined(TARGET_I386) && defined(TARGET_ABI32)) || defined(TARGET_ARM) || defined(TARGET_M68K) || defined(TARGET_CRIS) || defined(TARGET_MICROBLAZE) |
31e31b8a | 5525 | { |
992f48a0 BS |
5526 | abi_ulong *v; |
5527 | abi_ulong v1, v2, v3, v4, v5, v6; | |
579a97f7 FB |
5528 | if (!(v = lock_user(VERIFY_READ, arg1, 6 * sizeof(abi_ulong), 1))) |
5529 | goto efault; | |
53a5960a PB |
5530 | v1 = tswapl(v[0]); |
5531 | v2 = tswapl(v[1]); | |
5532 | v3 = tswapl(v[2]); | |
5533 | v4 = tswapl(v[3]); | |
5534 | v5 = tswapl(v[4]); | |
5535 | v6 = tswapl(v[5]); | |
5536 | unlock_user(v, arg1, 0); | |
5fafdf24 | 5537 | ret = get_errno(target_mmap(v1, v2, v3, |
5286db75 FB |
5538 | target_to_host_bitmask(v4, mmap_flags_tbl), |
5539 | v5, v6)); | |
31e31b8a | 5540 | } |
31e31b8a | 5541 | #else |
5fafdf24 TS |
5542 | ret = get_errno(target_mmap(arg1, arg2, arg3, |
5543 | target_to_host_bitmask(arg4, mmap_flags_tbl), | |
6fb883e8 FB |
5544 | arg5, |
5545 | arg6)); | |
31e31b8a | 5546 | #endif |
6fb883e8 | 5547 | break; |
e5febef5 | 5548 | #endif |
a315a145 | 5549 | #ifdef TARGET_NR_mmap2 |
6fb883e8 | 5550 | case TARGET_NR_mmap2: |
bb7ec043 | 5551 | #ifndef MMAP_SHIFT |
c573ff67 | 5552 | #define MMAP_SHIFT 12 |
c573ff67 | 5553 | #endif |
5fafdf24 TS |
5554 | ret = get_errno(target_mmap(arg1, arg2, arg3, |
5555 | target_to_host_bitmask(arg4, mmap_flags_tbl), | |
5286db75 | 5556 | arg5, |
c573ff67 | 5557 | arg6 << MMAP_SHIFT)); |
31e31b8a | 5558 | break; |
a315a145 | 5559 | #endif |
31e31b8a | 5560 | case TARGET_NR_munmap: |
54936004 | 5561 | ret = get_errno(target_munmap(arg1, arg2)); |
31e31b8a | 5562 | break; |
9de5e440 | 5563 | case TARGET_NR_mprotect: |
97374d38 PB |
5564 | { |
5565 | TaskState *ts = ((CPUState *)cpu_env)->opaque; | |
5566 | /* Special hack to detect libc making the stack executable. */ | |
5567 | if ((arg3 & PROT_GROWSDOWN) | |
5568 | && arg1 >= ts->info->stack_limit | |
5569 | && arg1 <= ts->info->start_stack) { | |
5570 | arg3 &= ~PROT_GROWSDOWN; | |
5571 | arg2 = arg2 + arg1 - ts->info->stack_limit; | |
5572 | arg1 = ts->info->stack_limit; | |
5573 | } | |
5574 | } | |
54936004 | 5575 | ret = get_errno(target_mprotect(arg1, arg2, arg3)); |
9de5e440 | 5576 | break; |
e5febef5 | 5577 | #ifdef TARGET_NR_mremap |
9de5e440 | 5578 | case TARGET_NR_mremap: |
54936004 | 5579 | ret = get_errno(target_mremap(arg1, arg2, arg3, arg4, arg5)); |
9de5e440 | 5580 | break; |
e5febef5 | 5581 | #endif |
53a5960a | 5582 | /* ??? msync/mlock/munlock are broken for softmmu. */ |
e5febef5 | 5583 | #ifdef TARGET_NR_msync |
9de5e440 | 5584 | case TARGET_NR_msync: |
53a5960a | 5585 | ret = get_errno(msync(g2h(arg1), arg2, arg3)); |
9de5e440 | 5586 | break; |
e5febef5 TS |
5587 | #endif |
5588 | #ifdef TARGET_NR_mlock | |
9de5e440 | 5589 | case TARGET_NR_mlock: |
53a5960a | 5590 | ret = get_errno(mlock(g2h(arg1), arg2)); |
9de5e440 | 5591 | break; |
e5febef5 TS |
5592 | #endif |
5593 | #ifdef TARGET_NR_munlock | |
9de5e440 | 5594 | case TARGET_NR_munlock: |
53a5960a | 5595 | ret = get_errno(munlock(g2h(arg1), arg2)); |
9de5e440 | 5596 | break; |
e5febef5 TS |
5597 | #endif |
5598 | #ifdef TARGET_NR_mlockall | |
9de5e440 FB |
5599 | case TARGET_NR_mlockall: |
5600 | ret = get_errno(mlockall(arg1)); | |
5601 | break; | |
e5febef5 TS |
5602 | #endif |
5603 | #ifdef TARGET_NR_munlockall | |
9de5e440 FB |
5604 | case TARGET_NR_munlockall: |
5605 | ret = get_errno(munlockall()); | |
5606 | break; | |
e5febef5 | 5607 | #endif |
31e31b8a | 5608 | case TARGET_NR_truncate: |
579a97f7 FB |
5609 | if (!(p = lock_user_string(arg1))) |
5610 | goto efault; | |
53a5960a PB |
5611 | ret = get_errno(truncate(p, arg2)); |
5612 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5613 | break; |
5614 | case TARGET_NR_ftruncate: | |
5615 | ret = get_errno(ftruncate(arg1, arg2)); | |
5616 | break; | |
5617 | case TARGET_NR_fchmod: | |
5618 | ret = get_errno(fchmod(arg1, arg2)); | |
5619 | break; | |
814d7977 TS |
5620 | #if defined(TARGET_NR_fchmodat) && defined(__NR_fchmodat) |
5621 | case TARGET_NR_fchmodat: | |
579a97f7 FB |
5622 | if (!(p = lock_user_string(arg2))) |
5623 | goto efault; | |
465c9f06 | 5624 | ret = get_errno(sys_fchmodat(arg1, p, arg3)); |
579a97f7 | 5625 | unlock_user(p, arg2, 0); |
814d7977 TS |
5626 | break; |
5627 | #endif | |
31e31b8a | 5628 | case TARGET_NR_getpriority: |
c6cda17a TS |
5629 | /* libc does special remapping of the return value of |
5630 | * sys_getpriority() so it's just easiest to call | |
5631 | * sys_getpriority() directly rather than through libc. */ | |
69137206 | 5632 | ret = get_errno(sys_getpriority(arg1, arg2)); |
31e31b8a FB |
5633 | break; |
5634 | case TARGET_NR_setpriority: | |
5635 | ret = get_errno(setpriority(arg1, arg2, arg3)); | |
5636 | break; | |
ebc05488 | 5637 | #ifdef TARGET_NR_profil |
31e31b8a FB |
5638 | case TARGET_NR_profil: |
5639 | goto unimplemented; | |
ebc05488 | 5640 | #endif |
31e31b8a | 5641 | case TARGET_NR_statfs: |
579a97f7 FB |
5642 | if (!(p = lock_user_string(arg1))) |
5643 | goto efault; | |
53a5960a PB |
5644 | ret = get_errno(statfs(path(p), &stfs)); |
5645 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5646 | convert_statfs: |
5647 | if (!is_error(ret)) { | |
53a5960a | 5648 | struct target_statfs *target_stfs; |
3b46e624 | 5649 | |
579a97f7 FB |
5650 | if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg2, 0)) |
5651 | goto efault; | |
5652 | __put_user(stfs.f_type, &target_stfs->f_type); | |
5653 | __put_user(stfs.f_bsize, &target_stfs->f_bsize); | |
5654 | __put_user(stfs.f_blocks, &target_stfs->f_blocks); | |
5655 | __put_user(stfs.f_bfree, &target_stfs->f_bfree); | |
5656 | __put_user(stfs.f_bavail, &target_stfs->f_bavail); | |
5657 | __put_user(stfs.f_files, &target_stfs->f_files); | |
5658 | __put_user(stfs.f_ffree, &target_stfs->f_ffree); | |
5659 | __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]); | |
5660 | __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]); | |
5661 | __put_user(stfs.f_namelen, &target_stfs->f_namelen); | |
53a5960a | 5662 | unlock_user_struct(target_stfs, arg2, 1); |
31e31b8a FB |
5663 | } |
5664 | break; | |
5665 | case TARGET_NR_fstatfs: | |
56c8f68f | 5666 | ret = get_errno(fstatfs(arg1, &stfs)); |
31e31b8a | 5667 | goto convert_statfs; |
56c8f68f FB |
5668 | #ifdef TARGET_NR_statfs64 |
5669 | case TARGET_NR_statfs64: | |
579a97f7 FB |
5670 | if (!(p = lock_user_string(arg1))) |
5671 | goto efault; | |
53a5960a PB |
5672 | ret = get_errno(statfs(path(p), &stfs)); |
5673 | unlock_user(p, arg1, 0); | |
56c8f68f FB |
5674 | convert_statfs64: |
5675 | if (!is_error(ret)) { | |
53a5960a | 5676 | struct target_statfs64 *target_stfs; |
3b46e624 | 5677 | |
579a97f7 FB |
5678 | if (!lock_user_struct(VERIFY_WRITE, target_stfs, arg3, 0)) |
5679 | goto efault; | |
5680 | __put_user(stfs.f_type, &target_stfs->f_type); | |
5681 | __put_user(stfs.f_bsize, &target_stfs->f_bsize); | |
5682 | __put_user(stfs.f_blocks, &target_stfs->f_blocks); | |
5683 | __put_user(stfs.f_bfree, &target_stfs->f_bfree); | |
5684 | __put_user(stfs.f_bavail, &target_stfs->f_bavail); | |
5685 | __put_user(stfs.f_files, &target_stfs->f_files); | |
5686 | __put_user(stfs.f_ffree, &target_stfs->f_ffree); | |
5687 | __put_user(stfs.f_fsid.__val[0], &target_stfs->f_fsid.val[0]); | |
5688 | __put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]); | |
5689 | __put_user(stfs.f_namelen, &target_stfs->f_namelen); | |
5690 | unlock_user_struct(target_stfs, arg3, 1); | |
56c8f68f FB |
5691 | } |
5692 | break; | |
5693 | case TARGET_NR_fstatfs64: | |
5694 | ret = get_errno(fstatfs(arg1, &stfs)); | |
5695 | goto convert_statfs64; | |
5696 | #endif | |
ebc05488 | 5697 | #ifdef TARGET_NR_ioperm |
31e31b8a FB |
5698 | case TARGET_NR_ioperm: |
5699 | goto unimplemented; | |
ebc05488 | 5700 | #endif |
e5febef5 | 5701 | #ifdef TARGET_NR_socketcall |
31e31b8a | 5702 | case TARGET_NR_socketcall: |
53a5960a | 5703 | ret = do_socketcall(arg1, arg2); |
31e31b8a | 5704 | break; |
e5febef5 | 5705 | #endif |
3532fa74 FB |
5706 | #ifdef TARGET_NR_accept |
5707 | case TARGET_NR_accept: | |
1be9e1dc | 5708 | ret = do_accept(arg1, arg2, arg3); |
3532fa74 FB |
5709 | break; |
5710 | #endif | |
5711 | #ifdef TARGET_NR_bind | |
5712 | case TARGET_NR_bind: | |
5713 | ret = do_bind(arg1, arg2, arg3); | |
5714 | break; | |
5715 | #endif | |
5716 | #ifdef TARGET_NR_connect | |
5717 | case TARGET_NR_connect: | |
5718 | ret = do_connect(arg1, arg2, arg3); | |
5719 | break; | |
5720 | #endif | |
5721 | #ifdef TARGET_NR_getpeername | |
5722 | case TARGET_NR_getpeername: | |
1be9e1dc | 5723 | ret = do_getpeername(arg1, arg2, arg3); |
3532fa74 FB |
5724 | break; |
5725 | #endif | |
5726 | #ifdef TARGET_NR_getsockname | |
5727 | case TARGET_NR_getsockname: | |
1be9e1dc | 5728 | ret = do_getsockname(arg1, arg2, arg3); |
3532fa74 FB |
5729 | break; |
5730 | #endif | |
5731 | #ifdef TARGET_NR_getsockopt | |
5732 | case TARGET_NR_getsockopt: | |
5733 | ret = do_getsockopt(arg1, arg2, arg3, arg4, arg5); | |
5734 | break; | |
5735 | #endif | |
5736 | #ifdef TARGET_NR_listen | |
5737 | case TARGET_NR_listen: | |
1be9e1dc | 5738 | ret = get_errno(listen(arg1, arg2)); |
3532fa74 FB |
5739 | break; |
5740 | #endif | |
5741 | #ifdef TARGET_NR_recv | |
5742 | case TARGET_NR_recv: | |
214201bd | 5743 | ret = do_recvfrom(arg1, arg2, arg3, arg4, 0, 0); |
3532fa74 FB |
5744 | break; |
5745 | #endif | |
5746 | #ifdef TARGET_NR_recvfrom | |
5747 | case TARGET_NR_recvfrom: | |
214201bd | 5748 | ret = do_recvfrom(arg1, arg2, arg3, arg4, arg5, arg6); |
3532fa74 FB |
5749 | break; |
5750 | #endif | |
5751 | #ifdef TARGET_NR_recvmsg | |
5752 | case TARGET_NR_recvmsg: | |
5753 | ret = do_sendrecvmsg(arg1, arg2, arg3, 0); | |
5754 | break; | |
5755 | #endif | |
5756 | #ifdef TARGET_NR_send | |
5757 | case TARGET_NR_send: | |
1be9e1dc | 5758 | ret = do_sendto(arg1, arg2, arg3, arg4, 0, 0); |
3532fa74 FB |
5759 | break; |
5760 | #endif | |
5761 | #ifdef TARGET_NR_sendmsg | |
5762 | case TARGET_NR_sendmsg: | |
5763 | ret = do_sendrecvmsg(arg1, arg2, arg3, 1); | |
5764 | break; | |
5765 | #endif | |
5766 | #ifdef TARGET_NR_sendto | |
5767 | case TARGET_NR_sendto: | |
1be9e1dc | 5768 | ret = do_sendto(arg1, arg2, arg3, arg4, arg5, arg6); |
3532fa74 FB |
5769 | break; |
5770 | #endif | |
5771 | #ifdef TARGET_NR_shutdown | |
5772 | case TARGET_NR_shutdown: | |
1be9e1dc | 5773 | ret = get_errno(shutdown(arg1, arg2)); |
3532fa74 FB |
5774 | break; |
5775 | #endif | |
5776 | #ifdef TARGET_NR_socket | |
5777 | case TARGET_NR_socket: | |
5778 | ret = do_socket(arg1, arg2, arg3); | |
5779 | break; | |
5780 | #endif | |
5781 | #ifdef TARGET_NR_socketpair | |
5782 | case TARGET_NR_socketpair: | |
1be9e1dc | 5783 | ret = do_socketpair(arg1, arg2, arg3, arg4); |
3532fa74 FB |
5784 | break; |
5785 | #endif | |
5786 | #ifdef TARGET_NR_setsockopt | |
5787 | case TARGET_NR_setsockopt: | |
5788 | ret = do_setsockopt(arg1, arg2, arg3, arg4, (socklen_t) arg5); | |
5789 | break; | |
5790 | #endif | |
7494b0f9 | 5791 | |
31e31b8a | 5792 | case TARGET_NR_syslog: |
579a97f7 FB |
5793 | if (!(p = lock_user_string(arg2))) |
5794 | goto efault; | |
e5574487 TS |
5795 | ret = get_errno(sys_syslog((int)arg1, p, (int)arg3)); |
5796 | unlock_user(p, arg2, 0); | |
7494b0f9 TS |
5797 | break; |
5798 | ||
31e31b8a | 5799 | case TARGET_NR_setitimer: |
66fb9763 | 5800 | { |
66fb9763 FB |
5801 | struct itimerval value, ovalue, *pvalue; |
5802 | ||
53a5960a | 5803 | if (arg2) { |
66fb9763 | 5804 | pvalue = &value; |
788f5ec4 TS |
5805 | if (copy_from_user_timeval(&pvalue->it_interval, arg2) |
5806 | || copy_from_user_timeval(&pvalue->it_value, | |
5807 | arg2 + sizeof(struct target_timeval))) | |
5808 | goto efault; | |
66fb9763 FB |
5809 | } else { |
5810 | pvalue = NULL; | |
5811 | } | |
5812 | ret = get_errno(setitimer(arg1, pvalue, &ovalue)); | |
53a5960a | 5813 | if (!is_error(ret) && arg3) { |
788f5ec4 TS |
5814 | if (copy_to_user_timeval(arg3, |
5815 | &ovalue.it_interval) | |
5816 | || copy_to_user_timeval(arg3 + sizeof(struct target_timeval), | |
5817 | &ovalue.it_value)) | |
5818 | goto efault; | |
66fb9763 FB |
5819 | } |
5820 | } | |
5821 | break; | |
31e31b8a | 5822 | case TARGET_NR_getitimer: |
66fb9763 | 5823 | { |
66fb9763 | 5824 | struct itimerval value; |
3b46e624 | 5825 | |
66fb9763 | 5826 | ret = get_errno(getitimer(arg1, &value)); |
53a5960a | 5827 | if (!is_error(ret) && arg2) { |
788f5ec4 TS |
5828 | if (copy_to_user_timeval(arg2, |
5829 | &value.it_interval) | |
5830 | || copy_to_user_timeval(arg2 + sizeof(struct target_timeval), | |
5831 | &value.it_value)) | |
5832 | goto efault; | |
66fb9763 FB |
5833 | } |
5834 | } | |
5835 | break; | |
31e31b8a | 5836 | case TARGET_NR_stat: |
579a97f7 FB |
5837 | if (!(p = lock_user_string(arg1))) |
5838 | goto efault; | |
53a5960a PB |
5839 | ret = get_errno(stat(path(p), &st)); |
5840 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5841 | goto do_stat; |
5842 | case TARGET_NR_lstat: | |
579a97f7 FB |
5843 | if (!(p = lock_user_string(arg1))) |
5844 | goto efault; | |
53a5960a PB |
5845 | ret = get_errno(lstat(path(p), &st)); |
5846 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
5847 | goto do_stat; |
5848 | case TARGET_NR_fstat: | |
5849 | { | |
5850 | ret = get_errno(fstat(arg1, &st)); | |
5851 | do_stat: | |
5852 | if (!is_error(ret)) { | |
53a5960a | 5853 | struct target_stat *target_st; |
e3584658 | 5854 | |
579a97f7 FB |
5855 | if (!lock_user_struct(VERIFY_WRITE, target_st, arg2, 0)) |
5856 | goto efault; | |
12727917 | 5857 | memset(target_st, 0, sizeof(*target_st)); |
d2fd1af7 FB |
5858 | __put_user(st.st_dev, &target_st->st_dev); |
5859 | __put_user(st.st_ino, &target_st->st_ino); | |
5860 | __put_user(st.st_mode, &target_st->st_mode); | |
5861 | __put_user(st.st_uid, &target_st->st_uid); | |
5862 | __put_user(st.st_gid, &target_st->st_gid); | |
5863 | __put_user(st.st_nlink, &target_st->st_nlink); | |
5864 | __put_user(st.st_rdev, &target_st->st_rdev); | |
5865 | __put_user(st.st_size, &target_st->st_size); | |
5866 | __put_user(st.st_blksize, &target_st->st_blksize); | |
5867 | __put_user(st.st_blocks, &target_st->st_blocks); | |
5868 | __put_user(st.st_atime, &target_st->target_st_atime); | |
5869 | __put_user(st.st_mtime, &target_st->target_st_mtime); | |
5870 | __put_user(st.st_ctime, &target_st->target_st_ctime); | |
53a5960a | 5871 | unlock_user_struct(target_st, arg2, 1); |
31e31b8a FB |
5872 | } |
5873 | } | |
5874 | break; | |
ebc05488 | 5875 | #ifdef TARGET_NR_olduname |
31e31b8a FB |
5876 | case TARGET_NR_olduname: |
5877 | goto unimplemented; | |
ebc05488 FB |
5878 | #endif |
5879 | #ifdef TARGET_NR_iopl | |
31e31b8a FB |
5880 | case TARGET_NR_iopl: |
5881 | goto unimplemented; | |
ebc05488 | 5882 | #endif |
31e31b8a FB |
5883 | case TARGET_NR_vhangup: |
5884 | ret = get_errno(vhangup()); | |
5885 | break; | |
ebc05488 | 5886 | #ifdef TARGET_NR_idle |
31e31b8a FB |
5887 | case TARGET_NR_idle: |
5888 | goto unimplemented; | |
42ad6ae9 FB |
5889 | #endif |
5890 | #ifdef TARGET_NR_syscall | |
5891 | case TARGET_NR_syscall: | |
5892 | ret = do_syscall(cpu_env,arg1 & 0xffff,arg2,arg3,arg4,arg5,arg6,0); | |
5893 | break; | |
ebc05488 | 5894 | #endif |
31e31b8a FB |
5895 | case TARGET_NR_wait4: |
5896 | { | |
5897 | int status; | |
992f48a0 | 5898 | abi_long status_ptr = arg2; |
31e31b8a | 5899 | struct rusage rusage, *rusage_ptr; |
992f48a0 | 5900 | abi_ulong target_rusage = arg4; |
31e31b8a FB |
5901 | if (target_rusage) |
5902 | rusage_ptr = &rusage; | |
5903 | else | |
5904 | rusage_ptr = NULL; | |
5905 | ret = get_errno(wait4(arg1, &status, arg3, rusage_ptr)); | |
5906 | if (!is_error(ret)) { | |
2f619698 | 5907 | if (status_ptr) { |
1d9d8b55 | 5908 | status = host_to_target_waitstatus(status); |
2f619698 FB |
5909 | if (put_user_s32(status, status_ptr)) |
5910 | goto efault; | |
31e31b8a | 5911 | } |
2f619698 FB |
5912 | if (target_rusage) |
5913 | host_to_target_rusage(target_rusage, &rusage); | |
31e31b8a FB |
5914 | } |
5915 | } | |
5916 | break; | |
e5febef5 | 5917 | #ifdef TARGET_NR_swapoff |
31e31b8a | 5918 | case TARGET_NR_swapoff: |
579a97f7 FB |
5919 | if (!(p = lock_user_string(arg1))) |
5920 | goto efault; | |
53a5960a PB |
5921 | ret = get_errno(swapoff(p)); |
5922 | unlock_user(p, arg1, 0); | |
31e31b8a | 5923 | break; |
e5febef5 | 5924 | #endif |
31e31b8a | 5925 | case TARGET_NR_sysinfo: |
a5448a7d | 5926 | { |
53a5960a | 5927 | struct target_sysinfo *target_value; |
a5448a7d FB |
5928 | struct sysinfo value; |
5929 | ret = get_errno(sysinfo(&value)); | |
53a5960a | 5930 | if (!is_error(ret) && arg1) |
a5448a7d | 5931 | { |
579a97f7 FB |
5932 | if (!lock_user_struct(VERIFY_WRITE, target_value, arg1, 0)) |
5933 | goto efault; | |
a5448a7d FB |
5934 | __put_user(value.uptime, &target_value->uptime); |
5935 | __put_user(value.loads[0], &target_value->loads[0]); | |
5936 | __put_user(value.loads[1], &target_value->loads[1]); | |
5937 | __put_user(value.loads[2], &target_value->loads[2]); | |
5938 | __put_user(value.totalram, &target_value->totalram); | |
5939 | __put_user(value.freeram, &target_value->freeram); | |
5940 | __put_user(value.sharedram, &target_value->sharedram); | |
5941 | __put_user(value.bufferram, &target_value->bufferram); | |
5942 | __put_user(value.totalswap, &target_value->totalswap); | |
5943 | __put_user(value.freeswap, &target_value->freeswap); | |
5944 | __put_user(value.procs, &target_value->procs); | |
5945 | __put_user(value.totalhigh, &target_value->totalhigh); | |
5946 | __put_user(value.freehigh, &target_value->freehigh); | |
5947 | __put_user(value.mem_unit, &target_value->mem_unit); | |
53a5960a | 5948 | unlock_user_struct(target_value, arg1, 1); |
a5448a7d FB |
5949 | } |
5950 | } | |
5951 | break; | |
e5febef5 | 5952 | #ifdef TARGET_NR_ipc |
31e31b8a | 5953 | case TARGET_NR_ipc: |
8853f86e FB |
5954 | ret = do_ipc(arg1, arg2, arg3, arg4, arg5, arg6); |
5955 | break; | |
e5febef5 | 5956 | #endif |
e5289087 AJ |
5957 | #ifdef TARGET_NR_semget |
5958 | case TARGET_NR_semget: | |
5959 | ret = get_errno(semget(arg1, arg2, arg3)); | |
5960 | break; | |
5961 | #endif | |
5962 | #ifdef TARGET_NR_semop | |
5963 | case TARGET_NR_semop: | |
5964 | ret = get_errno(do_semop(arg1, arg2, arg3)); | |
5965 | break; | |
5966 | #endif | |
5967 | #ifdef TARGET_NR_semctl | |
5968 | case TARGET_NR_semctl: | |
5969 | ret = do_semctl(arg1, arg2, arg3, (union target_semun)(abi_ulong)arg4); | |
5970 | break; | |
5971 | #endif | |
eeb438c1 AJ |
5972 | #ifdef TARGET_NR_msgctl |
5973 | case TARGET_NR_msgctl: | |
5974 | ret = do_msgctl(arg1, arg2, arg3); | |
5975 | break; | |
5976 | #endif | |
5977 | #ifdef TARGET_NR_msgget | |
5978 | case TARGET_NR_msgget: | |
5979 | ret = get_errno(msgget(arg1, arg2)); | |
5980 | break; | |
5981 | #endif | |
5982 | #ifdef TARGET_NR_msgrcv | |
5983 | case TARGET_NR_msgrcv: | |
5984 | ret = do_msgrcv(arg1, arg2, arg3, arg4, arg5); | |
5985 | break; | |
5986 | #endif | |
5987 | #ifdef TARGET_NR_msgsnd | |
5988 | case TARGET_NR_msgsnd: | |
5989 | ret = do_msgsnd(arg1, arg2, arg3, arg4); | |
5990 | break; | |
88a8c984 RV |
5991 | #endif |
5992 | #ifdef TARGET_NR_shmget | |
5993 | case TARGET_NR_shmget: | |
5994 | ret = get_errno(shmget(arg1, arg2, arg3)); | |
5995 | break; | |
5996 | #endif | |
5997 | #ifdef TARGET_NR_shmctl | |
5998 | case TARGET_NR_shmctl: | |
5999 | ret = do_shmctl(arg1, arg2, arg3); | |
6000 | break; | |
6001 | #endif | |
6002 | #ifdef TARGET_NR_shmat | |
6003 | case TARGET_NR_shmat: | |
6004 | ret = do_shmat(arg1, arg2, arg3); | |
6005 | break; | |
6006 | #endif | |
6007 | #ifdef TARGET_NR_shmdt | |
6008 | case TARGET_NR_shmdt: | |
6009 | ret = do_shmdt(arg1); | |
6010 | break; | |
eeb438c1 | 6011 | #endif |
31e31b8a FB |
6012 | case TARGET_NR_fsync: |
6013 | ret = get_errno(fsync(arg1)); | |
6014 | break; | |
31e31b8a | 6015 | case TARGET_NR_clone: |
a4b388ff | 6016 | #if defined(TARGET_SH4) || defined(TARGET_ALPHA) |
0b6d3ae0 | 6017 | ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg5, arg4)); |
b15ad61c EI |
6018 | #elif defined(TARGET_CRIS) |
6019 | ret = get_errno(do_fork(cpu_env, arg2, arg1, arg3, arg4, arg5)); | |
0b6d3ae0 | 6020 | #else |
d865bab5 | 6021 | ret = get_errno(do_fork(cpu_env, arg1, arg2, arg3, arg4, arg5)); |
0b6d3ae0 | 6022 | #endif |
1b6b029e | 6023 | break; |
ec86b0fb FB |
6024 | #ifdef __NR_exit_group |
6025 | /* new thread calls */ | |
6026 | case TARGET_NR_exit_group: | |
9788c9ca | 6027 | #ifdef TARGET_GPROF |
6d946cda AJ |
6028 | _mcleanup(); |
6029 | #endif | |
e9009676 | 6030 | gdb_exit(cpu_env, arg1); |
ec86b0fb FB |
6031 | ret = get_errno(exit_group(arg1)); |
6032 | break; | |
6033 | #endif | |
31e31b8a | 6034 | case TARGET_NR_setdomainname: |
579a97f7 FB |
6035 | if (!(p = lock_user_string(arg1))) |
6036 | goto efault; | |
53a5960a PB |
6037 | ret = get_errno(setdomainname(p, arg2)); |
6038 | unlock_user(p, arg1, 0); | |
31e31b8a FB |
6039 | break; |
6040 | case TARGET_NR_uname: | |
6041 | /* no need to transcode because we use the linux syscall */ | |
29e619b1 FB |
6042 | { |
6043 | struct new_utsname * buf; | |
3b46e624 | 6044 | |
579a97f7 FB |
6045 | if (!lock_user_struct(VERIFY_WRITE, buf, arg1, 0)) |
6046 | goto efault; | |
29e619b1 FB |
6047 | ret = get_errno(sys_uname(buf)); |
6048 | if (!is_error(ret)) { | |
6049 | /* Overrite the native machine name with whatever is being | |
6050 | emulated. */ | |
da79030f | 6051 | strcpy (buf->machine, cpu_to_uname_machine(cpu_env)); |
c5937220 PB |
6052 | /* Allow the user to override the reported release. */ |
6053 | if (qemu_uname_release && *qemu_uname_release) | |
6054 | strcpy (buf->release, qemu_uname_release); | |
29e619b1 | 6055 | } |
53a5960a | 6056 | unlock_user_struct(buf, arg1, 1); |
29e619b1 | 6057 | } |
31e31b8a | 6058 | break; |
6dbad63e | 6059 | #ifdef TARGET_I386 |
31e31b8a | 6060 | case TARGET_NR_modify_ldt: |
03acab66 | 6061 | ret = do_modify_ldt(cpu_env, arg1, arg2, arg3); |
5cd4393b | 6062 | break; |
84409ddb | 6063 | #if !defined(TARGET_X86_64) |
5cd4393b FB |
6064 | case TARGET_NR_vm86old: |
6065 | goto unimplemented; | |
6066 | case TARGET_NR_vm86: | |
53a5960a | 6067 | ret = do_vm86(cpu_env, arg1, arg2); |
6dbad63e | 6068 | break; |
84409ddb | 6069 | #endif |
6dbad63e | 6070 | #endif |
31e31b8a FB |
6071 | case TARGET_NR_adjtimex: |
6072 | goto unimplemented; | |
e5febef5 | 6073 | #ifdef TARGET_NR_create_module |
31e31b8a | 6074 | case TARGET_NR_create_module: |
e5febef5 | 6075 | #endif |
31e31b8a FB |
6076 | case TARGET_NR_init_module: |
6077 | case TARGET_NR_delete_module: | |
e5febef5 | 6078 | #ifdef TARGET_NR_get_kernel_syms |
31e31b8a | 6079 | case TARGET_NR_get_kernel_syms: |
e5febef5 | 6080 | #endif |
31e31b8a FB |
6081 | goto unimplemented; |
6082 | case TARGET_NR_quotactl: | |
6083 | goto unimplemented; | |
6084 | case TARGET_NR_getpgid: | |
6085 | ret = get_errno(getpgid(arg1)); | |
6086 | break; | |
6087 | case TARGET_NR_fchdir: | |
6088 | ret = get_errno(fchdir(arg1)); | |
6089 | break; | |
84409ddb | 6090 | #ifdef TARGET_NR_bdflush /* not on x86_64 */ |
31e31b8a FB |
6091 | case TARGET_NR_bdflush: |
6092 | goto unimplemented; | |
84409ddb | 6093 | #endif |
e5febef5 | 6094 | #ifdef TARGET_NR_sysfs |
31e31b8a FB |
6095 | case TARGET_NR_sysfs: |
6096 | goto unimplemented; | |
e5febef5 | 6097 | #endif |
31e31b8a | 6098 | case TARGET_NR_personality: |
1b6b029e | 6099 | ret = get_errno(personality(arg1)); |
31e31b8a | 6100 | break; |
e5febef5 | 6101 | #ifdef TARGET_NR_afs_syscall |
31e31b8a FB |
6102 | case TARGET_NR_afs_syscall: |
6103 | goto unimplemented; | |
e5febef5 | 6104 | #endif |
7a3148a9 | 6105 | #ifdef TARGET_NR__llseek /* Not on alpha */ |
31e31b8a FB |
6106 | case TARGET_NR__llseek: |
6107 | { | |
d35b261c | 6108 | #if !defined(__NR_llseek) |
4f2ac237 | 6109 | ret = get_errno(lseek(arg1, ((uint64_t )arg2 << 32) | arg3, arg5)); |
2f619698 FB |
6110 | if (put_user_s64(ret, arg4)) |
6111 | goto efault; | |
4f2ac237 | 6112 | #else |
31e31b8a FB |
6113 | int64_t res; |
6114 | ret = get_errno(_llseek(arg1, arg2, arg3, &res, arg5)); | |
2f619698 FB |
6115 | if (put_user_s64(res, arg4)) |
6116 | goto efault; | |
4f2ac237 | 6117 | #endif |
31e31b8a FB |
6118 | } |
6119 | break; | |
7a3148a9 | 6120 | #endif |
31e31b8a | 6121 | case TARGET_NR_getdents: |
d83c8733 | 6122 | #if TARGET_ABI_BITS == 32 && HOST_LONG_BITS == 64 |
4add45b4 | 6123 | { |
53a5960a | 6124 | struct target_dirent *target_dirp; |
6556a833 | 6125 | struct linux_dirent *dirp; |
992f48a0 | 6126 | abi_long count = arg3; |
4add45b4 FB |
6127 | |
6128 | dirp = malloc(count); | |
0da46a6e | 6129 | if (!dirp) { |
579a97f7 | 6130 | ret = -TARGET_ENOMEM; |
0da46a6e TS |
6131 | goto fail; |
6132 | } | |
3b46e624 | 6133 | |
4add45b4 FB |
6134 | ret = get_errno(sys_getdents(arg1, dirp, count)); |
6135 | if (!is_error(ret)) { | |
6556a833 | 6136 | struct linux_dirent *de; |
4add45b4 FB |
6137 | struct target_dirent *tde; |
6138 | int len = ret; | |
6139 | int reclen, treclen; | |
6140 | int count1, tnamelen; | |
6141 | ||
6142 | count1 = 0; | |
6143 | de = dirp; | |
579a97f7 FB |
6144 | if (!(target_dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
6145 | goto efault; | |
4add45b4 FB |
6146 | tde = target_dirp; |
6147 | while (len > 0) { | |
6148 | reclen = de->d_reclen; | |
992f48a0 | 6149 | treclen = reclen - (2 * (sizeof(long) - sizeof(abi_long))); |
4add45b4 FB |
6150 | tde->d_reclen = tswap16(treclen); |
6151 | tde->d_ino = tswapl(de->d_ino); | |
6152 | tde->d_off = tswapl(de->d_off); | |
992f48a0 | 6153 | tnamelen = treclen - (2 * sizeof(abi_long) + 2); |
4add45b4 FB |
6154 | if (tnamelen > 256) |
6155 | tnamelen = 256; | |
80a9d035 | 6156 | /* XXX: may not be correct */ |
be15b141 | 6157 | pstrcpy(tde->d_name, tnamelen, de->d_name); |
6556a833 | 6158 | de = (struct linux_dirent *)((char *)de + reclen); |
4add45b4 | 6159 | len -= reclen; |
1c5bf3bf | 6160 | tde = (struct target_dirent *)((char *)tde + treclen); |
4add45b4 FB |
6161 | count1 += treclen; |
6162 | } | |
6163 | ret = count1; | |
579a97f7 | 6164 | unlock_user(target_dirp, arg2, ret); |
4add45b4 FB |
6165 | } |
6166 | free(dirp); | |
6167 | } | |
6168 | #else | |
31e31b8a | 6169 | { |
6556a833 | 6170 | struct linux_dirent *dirp; |
992f48a0 | 6171 | abi_long count = arg3; |
dab2ed99 | 6172 | |
579a97f7 FB |
6173 | if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
6174 | goto efault; | |
72f03900 | 6175 | ret = get_errno(sys_getdents(arg1, dirp, count)); |
31e31b8a | 6176 | if (!is_error(ret)) { |
6556a833 | 6177 | struct linux_dirent *de; |
31e31b8a FB |
6178 | int len = ret; |
6179 | int reclen; | |
6180 | de = dirp; | |
6181 | while (len > 0) { | |
8083a3e5 | 6182 | reclen = de->d_reclen; |
31e31b8a FB |
6183 | if (reclen > len) |
6184 | break; | |
8083a3e5 | 6185 | de->d_reclen = tswap16(reclen); |
31e31b8a FB |
6186 | tswapls(&de->d_ino); |
6187 | tswapls(&de->d_off); | |
6556a833 | 6188 | de = (struct linux_dirent *)((char *)de + reclen); |
31e31b8a FB |
6189 | len -= reclen; |
6190 | } | |
6191 | } | |
53a5960a | 6192 | unlock_user(dirp, arg2, ret); |
31e31b8a | 6193 | } |
4add45b4 | 6194 | #endif |
31e31b8a | 6195 | break; |
3ae43202 | 6196 | #if defined(TARGET_NR_getdents64) && defined(__NR_getdents64) |
dab2ed99 FB |
6197 | case TARGET_NR_getdents64: |
6198 | { | |
6556a833 | 6199 | struct linux_dirent64 *dirp; |
992f48a0 | 6200 | abi_long count = arg3; |
579a97f7 FB |
6201 | if (!(dirp = lock_user(VERIFY_WRITE, arg2, count, 0))) |
6202 | goto efault; | |
dab2ed99 FB |
6203 | ret = get_errno(sys_getdents64(arg1, dirp, count)); |
6204 | if (!is_error(ret)) { | |
6556a833 | 6205 | struct linux_dirent64 *de; |
dab2ed99 FB |
6206 | int len = ret; |
6207 | int reclen; | |
6208 | de = dirp; | |
6209 | while (len > 0) { | |
8083a3e5 | 6210 | reclen = de->d_reclen; |
dab2ed99 FB |
6211 | if (reclen > len) |
6212 | break; | |
8083a3e5 | 6213 | de->d_reclen = tswap16(reclen); |
8582a53a FB |
6214 | tswap64s((uint64_t *)&de->d_ino); |
6215 | tswap64s((uint64_t *)&de->d_off); | |
6556a833 | 6216 | de = (struct linux_dirent64 *)((char *)de + reclen); |
dab2ed99 FB |
6217 | len -= reclen; |
6218 | } | |
6219 | } | |
53a5960a | 6220 | unlock_user(dirp, arg2, ret); |
dab2ed99 FB |
6221 | } |
6222 | break; | |
a541f297 | 6223 | #endif /* TARGET_NR_getdents64 */ |
e5febef5 | 6224 | #ifdef TARGET_NR__newselect |
31e31b8a | 6225 | case TARGET_NR__newselect: |
53a5960a | 6226 | ret = do_select(arg1, arg2, arg3, arg4, arg5); |
31e31b8a | 6227 | break; |
e5febef5 TS |
6228 | #endif |
6229 | #ifdef TARGET_NR_poll | |
9de5e440 FB |
6230 | case TARGET_NR_poll: |
6231 | { | |
53a5960a | 6232 | struct target_pollfd *target_pfd; |
9de5e440 FB |
6233 | unsigned int nfds = arg2; |
6234 | int timeout = arg3; | |
6235 | struct pollfd *pfd; | |
7854b056 | 6236 | unsigned int i; |
9de5e440 | 6237 | |
579a97f7 FB |
6238 | target_pfd = lock_user(VERIFY_WRITE, arg1, sizeof(struct target_pollfd) * nfds, 1); |
6239 | if (!target_pfd) | |
6240 | goto efault; | |
9de5e440 FB |
6241 | pfd = alloca(sizeof(struct pollfd) * nfds); |
6242 | for(i = 0; i < nfds; i++) { | |
5cd4393b FB |
6243 | pfd[i].fd = tswap32(target_pfd[i].fd); |
6244 | pfd[i].events = tswap16(target_pfd[i].events); | |
9de5e440 FB |
6245 | } |
6246 | ret = get_errno(poll(pfd, nfds, timeout)); | |
6247 | if (!is_error(ret)) { | |
6248 | for(i = 0; i < nfds; i++) { | |
5cd4393b | 6249 | target_pfd[i].revents = tswap16(pfd[i].revents); |
9de5e440 | 6250 | } |
53a5960a PB |
6251 | ret += nfds * (sizeof(struct target_pollfd) |
6252 | - sizeof(struct pollfd)); | |
9de5e440 | 6253 | } |
53a5960a | 6254 | unlock_user(target_pfd, arg1, ret); |
9de5e440 FB |
6255 | } |
6256 | break; | |
e5febef5 | 6257 | #endif |
31e31b8a | 6258 | case TARGET_NR_flock: |
9de5e440 FB |
6259 | /* NOTE: the flock constant seems to be the same for every |
6260 | Linux platform */ | |
6261 | ret = get_errno(flock(arg1, arg2)); | |
31e31b8a FB |
6262 | break; |
6263 | case TARGET_NR_readv: | |
6264 | { | |
6265 | int count = arg3; | |
31e31b8a | 6266 | struct iovec *vec; |
31e31b8a FB |
6267 | |
6268 | vec = alloca(count * sizeof(struct iovec)); | |
41df8411 FB |
6269 | if (lock_iovec(VERIFY_WRITE, vec, arg2, count, 0) < 0) |
6270 | goto efault; | |
31e31b8a | 6271 | ret = get_errno(readv(arg1, vec, count)); |
53a5960a | 6272 | unlock_iovec(vec, arg2, count, 1); |
31e31b8a FB |
6273 | } |
6274 | break; | |
6275 | case TARGET_NR_writev: | |
6276 | { | |
6277 | int count = arg3; | |
31e31b8a | 6278 | struct iovec *vec; |
31e31b8a FB |
6279 | |
6280 | vec = alloca(count * sizeof(struct iovec)); | |
41df8411 FB |
6281 | if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0) |
6282 | goto efault; | |
31e31b8a | 6283 | ret = get_errno(writev(arg1, vec, count)); |
53a5960a | 6284 | unlock_iovec(vec, arg2, count, 0); |
31e31b8a FB |
6285 | } |
6286 | break; | |
6287 | case TARGET_NR_getsid: | |
6288 | ret = get_errno(getsid(arg1)); | |
6289 | break; | |
7a3148a9 | 6290 | #if defined(TARGET_NR_fdatasync) /* Not on alpha (osf_datasync ?) */ |
31e31b8a | 6291 | case TARGET_NR_fdatasync: |
5cd4393b FB |
6292 | ret = get_errno(fdatasync(arg1)); |
6293 | break; | |
7a3148a9 | 6294 | #endif |
31e31b8a | 6295 | case TARGET_NR__sysctl: |
0da46a6e | 6296 | /* We don't implement this, but ENOTDIR is always a safe |
29e619b1 | 6297 | return value. */ |
0da46a6e TS |
6298 | ret = -TARGET_ENOTDIR; |
6299 | break; | |
31e31b8a | 6300 | case TARGET_NR_sched_setparam: |
5cd4393b | 6301 | { |
53a5960a | 6302 | struct sched_param *target_schp; |
5cd4393b | 6303 | struct sched_param schp; |
53a5960a | 6304 | |
579a97f7 FB |
6305 | if (!lock_user_struct(VERIFY_READ, target_schp, arg2, 1)) |
6306 | goto efault; | |
5cd4393b | 6307 | schp.sched_priority = tswap32(target_schp->sched_priority); |
53a5960a | 6308 | unlock_user_struct(target_schp, arg2, 0); |
5cd4393b FB |
6309 | ret = get_errno(sched_setparam(arg1, &schp)); |
6310 | } | |
6311 | break; | |
31e31b8a | 6312 | case TARGET_NR_sched_getparam: |
5cd4393b | 6313 | { |
53a5960a | 6314 | struct sched_param *target_schp; |
5cd4393b FB |
6315 | struct sched_param schp; |
6316 | ret = get_errno(sched_getparam(arg1, &schp)); | |
6317 | if (!is_error(ret)) { | |
579a97f7 FB |
6318 | if (!lock_user_struct(VERIFY_WRITE, target_schp, arg2, 0)) |
6319 | goto efault; | |
5cd4393b | 6320 | target_schp->sched_priority = tswap32(schp.sched_priority); |
53a5960a | 6321 | unlock_user_struct(target_schp, arg2, 1); |
5cd4393b FB |
6322 | } |
6323 | } | |
6324 | break; | |
31e31b8a | 6325 | case TARGET_NR_sched_setscheduler: |
5cd4393b | 6326 | { |
53a5960a | 6327 | struct sched_param *target_schp; |
5cd4393b | 6328 | struct sched_param schp; |
579a97f7 FB |
6329 | if (!lock_user_struct(VERIFY_READ, target_schp, arg3, 1)) |
6330 | goto efault; | |
5cd4393b | 6331 | schp.sched_priority = tswap32(target_schp->sched_priority); |
53a5960a | 6332 | unlock_user_struct(target_schp, arg3, 0); |
5cd4393b FB |
6333 | ret = get_errno(sched_setscheduler(arg1, arg2, &schp)); |
6334 | } | |
6335 | break; | |
31e31b8a | 6336 | case TARGET_NR_sched_getscheduler: |
5cd4393b FB |
6337 | ret = get_errno(sched_getscheduler(arg1)); |
6338 | break; | |
31e31b8a FB |
6339 | case TARGET_NR_sched_yield: |
6340 | ret = get_errno(sched_yield()); | |
6341 | break; | |
6342 | case TARGET_NR_sched_get_priority_max: | |
5cd4393b FB |
6343 | ret = get_errno(sched_get_priority_max(arg1)); |
6344 | break; | |
31e31b8a | 6345 | case TARGET_NR_sched_get_priority_min: |
5cd4393b FB |
6346 | ret = get_errno(sched_get_priority_min(arg1)); |
6347 | break; | |
31e31b8a | 6348 | case TARGET_NR_sched_rr_get_interval: |
5cd4393b | 6349 | { |
5cd4393b FB |
6350 | struct timespec ts; |
6351 | ret = get_errno(sched_rr_get_interval(arg1, &ts)); | |
6352 | if (!is_error(ret)) { | |
53a5960a | 6353 | host_to_target_timespec(arg2, &ts); |
5cd4393b FB |
6354 | } |
6355 | } | |
6356 | break; | |
31e31b8a | 6357 | case TARGET_NR_nanosleep: |
1b6b029e | 6358 | { |
1b6b029e | 6359 | struct timespec req, rem; |
53a5960a | 6360 | target_to_host_timespec(&req, arg1); |
1b6b029e | 6361 | ret = get_errno(nanosleep(&req, &rem)); |
53a5960a PB |
6362 | if (is_error(ret) && arg2) { |
6363 | host_to_target_timespec(arg2, &rem); | |
1b6b029e FB |
6364 | } |
6365 | } | |
6366 | break; | |
e5febef5 | 6367 | #ifdef TARGET_NR_query_module |
31e31b8a | 6368 | case TARGET_NR_query_module: |
5cd4393b | 6369 | goto unimplemented; |
e5febef5 TS |
6370 | #endif |
6371 | #ifdef TARGET_NR_nfsservctl | |
31e31b8a | 6372 | case TARGET_NR_nfsservctl: |
5cd4393b | 6373 | goto unimplemented; |
e5febef5 | 6374 | #endif |
31e31b8a | 6375 | case TARGET_NR_prctl: |
e5574487 TS |
6376 | switch (arg1) |
6377 | { | |
6378 | case PR_GET_PDEATHSIG: | |
6379 | { | |
6380 | int deathsig; | |
6381 | ret = get_errno(prctl(arg1, &deathsig, arg3, arg4, arg5)); | |
2f619698 FB |
6382 | if (!is_error(ret) && arg2 |
6383 | && put_user_ual(deathsig, arg2)) | |
6384 | goto efault; | |
e5574487 TS |
6385 | } |
6386 | break; | |
6387 | default: | |
6388 | ret = get_errno(prctl(arg1, arg2, arg3, arg4, arg5)); | |
6389 | break; | |
6390 | } | |
39b9aae1 | 6391 | break; |
d2fd1af7 FB |
6392 | #ifdef TARGET_NR_arch_prctl |
6393 | case TARGET_NR_arch_prctl: | |
6394 | #if defined(TARGET_I386) && !defined(TARGET_ABI32) | |
6395 | ret = do_arch_prctl(cpu_env, arg1, arg2); | |
6396 | break; | |
6397 | #else | |
6398 | goto unimplemented; | |
6399 | #endif | |
6400 | #endif | |
67867308 | 6401 | #ifdef TARGET_NR_pread |
31e31b8a | 6402 | case TARGET_NR_pread: |
a4ae00bc AZ |
6403 | #ifdef TARGET_ARM |
6404 | if (((CPUARMState *)cpu_env)->eabi) | |
6405 | arg4 = arg5; | |
6406 | #endif | |
579a97f7 FB |
6407 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) |
6408 | goto efault; | |
53a5960a PB |
6409 | ret = get_errno(pread(arg1, p, arg3, arg4)); |
6410 | unlock_user(p, arg2, ret); | |
206f0fa7 | 6411 | break; |
31e31b8a | 6412 | case TARGET_NR_pwrite: |
a4ae00bc AZ |
6413 | #ifdef TARGET_ARM |
6414 | if (((CPUARMState *)cpu_env)->eabi) | |
6415 | arg4 = arg5; | |
6416 | #endif | |
579a97f7 FB |
6417 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) |
6418 | goto efault; | |
53a5960a PB |
6419 | ret = get_errno(pwrite(arg1, p, arg3, arg4)); |
6420 | unlock_user(p, arg2, 0); | |
206f0fa7 | 6421 | break; |
f2c7ba15 AJ |
6422 | #endif |
6423 | #ifdef TARGET_NR_pread64 | |
6424 | case TARGET_NR_pread64: | |
6425 | if (!(p = lock_user(VERIFY_WRITE, arg2, arg3, 0))) | |
6426 | goto efault; | |
6427 | ret = get_errno(pread64(arg1, p, arg3, target_offset64(arg4, arg5))); | |
6428 | unlock_user(p, arg2, ret); | |
6429 | break; | |
6430 | case TARGET_NR_pwrite64: | |
6431 | if (!(p = lock_user(VERIFY_READ, arg2, arg3, 1))) | |
6432 | goto efault; | |
6433 | ret = get_errno(pwrite64(arg1, p, arg3, target_offset64(arg4, arg5))); | |
6434 | unlock_user(p, arg2, 0); | |
6435 | break; | |
67867308 | 6436 | #endif |
31e31b8a | 6437 | case TARGET_NR_getcwd: |
579a97f7 FB |
6438 | if (!(p = lock_user(VERIFY_WRITE, arg1, arg2, 0))) |
6439 | goto efault; | |
53a5960a PB |
6440 | ret = get_errno(sys_getcwd1(p, arg2)); |
6441 | unlock_user(p, arg1, ret); | |
31e31b8a FB |
6442 | break; |
6443 | case TARGET_NR_capget: | |
5cd4393b | 6444 | goto unimplemented; |
31e31b8a | 6445 | case TARGET_NR_capset: |
5cd4393b | 6446 | goto unimplemented; |
31e31b8a | 6447 | case TARGET_NR_sigaltstack: |
198a74de | 6448 | #if defined(TARGET_I386) || defined(TARGET_ARM) || defined(TARGET_MIPS) || \ |
c761c154 LV |
6449 | defined(TARGET_SPARC) || defined(TARGET_PPC) || defined(TARGET_ALPHA) || \ |
6450 | defined(TARGET_M68K) | |
579a97f7 | 6451 | ret = do_sigaltstack(arg1, arg2, get_sp_from_cpustate((CPUState *)cpu_env)); |
a04e134a TS |
6452 | break; |
6453 | #else | |
5cd4393b | 6454 | goto unimplemented; |
a04e134a | 6455 | #endif |
31e31b8a | 6456 | case TARGET_NR_sendfile: |
5cd4393b | 6457 | goto unimplemented; |
ebc05488 | 6458 | #ifdef TARGET_NR_getpmsg |
31e31b8a | 6459 | case TARGET_NR_getpmsg: |
5cd4393b | 6460 | goto unimplemented; |
ebc05488 FB |
6461 | #endif |
6462 | #ifdef TARGET_NR_putpmsg | |
31e31b8a | 6463 | case TARGET_NR_putpmsg: |
5cd4393b | 6464 | goto unimplemented; |
ebc05488 | 6465 | #endif |
048f6b4d | 6466 | #ifdef TARGET_NR_vfork |
31e31b8a | 6467 | case TARGET_NR_vfork: |
d865bab5 PB |
6468 | ret = get_errno(do_fork(cpu_env, CLONE_VFORK | CLONE_VM | SIGCHLD, |
6469 | 0, 0, 0, 0)); | |
31e31b8a | 6470 | break; |
048f6b4d | 6471 | #endif |
ebc05488 | 6472 | #ifdef TARGET_NR_ugetrlimit |
31e31b8a | 6473 | case TARGET_NR_ugetrlimit: |
728584be FB |
6474 | { |
6475 | struct rlimit rlim; | |
6476 | ret = get_errno(getrlimit(arg1, &rlim)); | |
6477 | if (!is_error(ret)) { | |
53a5960a | 6478 | struct target_rlimit *target_rlim; |
579a97f7 FB |
6479 | if (!lock_user_struct(VERIFY_WRITE, target_rlim, arg2, 0)) |
6480 | goto efault; | |
81bbe906 TY |
6481 | target_rlim->rlim_cur = host_to_target_rlim(rlim.rlim_cur); |
6482 | target_rlim->rlim_max = host_to_target_rlim(rlim.rlim_max); | |
53a5960a | 6483 | unlock_user_struct(target_rlim, arg2, 1); |
728584be FB |
6484 | } |
6485 | break; | |
6486 | } | |
ebc05488 | 6487 | #endif |
a315a145 | 6488 | #ifdef TARGET_NR_truncate64 |
31e31b8a | 6489 | case TARGET_NR_truncate64: |
579a97f7 FB |
6490 | if (!(p = lock_user_string(arg1))) |
6491 | goto efault; | |
53a5960a PB |
6492 | ret = target_truncate64(cpu_env, p, arg2, arg3, arg4); |
6493 | unlock_user(p, arg1, 0); | |
667f38b1 | 6494 | break; |
a315a145 FB |
6495 | #endif |
6496 | #ifdef TARGET_NR_ftruncate64 | |
31e31b8a | 6497 | case TARGET_NR_ftruncate64: |
ce4defa0 | 6498 | ret = target_ftruncate64(cpu_env, arg1, arg2, arg3, arg4); |
667f38b1 | 6499 | break; |
a315a145 FB |
6500 | #endif |
6501 | #ifdef TARGET_NR_stat64 | |
31e31b8a | 6502 | case TARGET_NR_stat64: |
579a97f7 FB |
6503 | if (!(p = lock_user_string(arg1))) |
6504 | goto efault; | |
53a5960a PB |
6505 | ret = get_errno(stat(path(p), &st)); |
6506 | unlock_user(p, arg1, 0); | |
6a24a778 AZ |
6507 | if (!is_error(ret)) |
6508 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6509 | break; | |
a315a145 FB |
6510 | #endif |
6511 | #ifdef TARGET_NR_lstat64 | |
31e31b8a | 6512 | case TARGET_NR_lstat64: |
579a97f7 FB |
6513 | if (!(p = lock_user_string(arg1))) |
6514 | goto efault; | |
53a5960a PB |
6515 | ret = get_errno(lstat(path(p), &st)); |
6516 | unlock_user(p, arg1, 0); | |
6a24a778 AZ |
6517 | if (!is_error(ret)) |
6518 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6519 | break; | |
a315a145 FB |
6520 | #endif |
6521 | #ifdef TARGET_NR_fstat64 | |
31e31b8a | 6522 | case TARGET_NR_fstat64: |
6a24a778 AZ |
6523 | ret = get_errno(fstat(arg1, &st)); |
6524 | if (!is_error(ret)) | |
6525 | ret = host_to_target_stat64(cpu_env, arg2, &st); | |
6526 | break; | |
ce4defa0 | 6527 | #endif |
9d33b76b AJ |
6528 | #if (defined(TARGET_NR_fstatat64) || defined(TARGET_NR_newfstatat)) && \ |
6529 | (defined(__NR_fstatat64) || defined(__NR_newfstatat)) | |
6530 | #ifdef TARGET_NR_fstatat64 | |
6a24a778 | 6531 | case TARGET_NR_fstatat64: |
9d33b76b AJ |
6532 | #endif |
6533 | #ifdef TARGET_NR_newfstatat | |
6534 | case TARGET_NR_newfstatat: | |
6535 | #endif | |
6a24a778 AZ |
6536 | if (!(p = lock_user_string(arg2))) |
6537 | goto efault; | |
9d33b76b | 6538 | #ifdef __NR_fstatat64 |
6a24a778 | 6539 | ret = get_errno(sys_fstatat64(arg1, path(p), &st, arg4)); |
9d33b76b AJ |
6540 | #else |
6541 | ret = get_errno(sys_newfstatat(arg1, path(p), &st, arg4)); | |
6542 | #endif | |
6a24a778 AZ |
6543 | if (!is_error(ret)) |
6544 | ret = host_to_target_stat64(cpu_env, arg3, &st); | |
60cd49d5 | 6545 | break; |
a315a145 | 6546 | #endif |
67867308 FB |
6547 | #ifdef USE_UID16 |
6548 | case TARGET_NR_lchown: | |
579a97f7 FB |
6549 | if (!(p = lock_user_string(arg1))) |
6550 | goto efault; | |
53a5960a PB |
6551 | ret = get_errno(lchown(p, low2highuid(arg2), low2highgid(arg3))); |
6552 | unlock_user(p, arg1, 0); | |
67867308 FB |
6553 | break; |
6554 | case TARGET_NR_getuid: | |
6555 | ret = get_errno(high2lowuid(getuid())); | |
6556 | break; | |
6557 | case TARGET_NR_getgid: | |
6558 | ret = get_errno(high2lowgid(getgid())); | |
6559 | break; | |
6560 | case TARGET_NR_geteuid: | |
6561 | ret = get_errno(high2lowuid(geteuid())); | |
6562 | break; | |
6563 | case TARGET_NR_getegid: | |
6564 | ret = get_errno(high2lowgid(getegid())); | |
6565 | break; | |
6566 | case TARGET_NR_setreuid: | |
6567 | ret = get_errno(setreuid(low2highuid(arg1), low2highuid(arg2))); | |
6568 | break; | |
6569 | case TARGET_NR_setregid: | |
6570 | ret = get_errno(setregid(low2highgid(arg1), low2highgid(arg2))); | |
6571 | break; | |
6572 | case TARGET_NR_getgroups: | |
6573 | { | |
6574 | int gidsetsize = arg1; | |
53a5960a | 6575 | uint16_t *target_grouplist; |
67867308 FB |
6576 | gid_t *grouplist; |
6577 | int i; | |
6578 | ||
6579 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
6580 | ret = get_errno(getgroups(gidsetsize, grouplist)); | |
cb3bc233 AZ |
6581 | if (gidsetsize == 0) |
6582 | break; | |
67867308 | 6583 | if (!is_error(ret)) { |
579a97f7 FB |
6584 | target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 2, 0); |
6585 | if (!target_grouplist) | |
6586 | goto efault; | |
a2155fcc | 6587 | for(i = 0;i < ret; i++) |
67867308 | 6588 | target_grouplist[i] = tswap16(grouplist[i]); |
53a5960a | 6589 | unlock_user(target_grouplist, arg2, gidsetsize * 2); |
67867308 FB |
6590 | } |
6591 | } | |
6592 | break; | |
6593 | case TARGET_NR_setgroups: | |
6594 | { | |
6595 | int gidsetsize = arg1; | |
53a5960a | 6596 | uint16_t *target_grouplist; |
67867308 FB |
6597 | gid_t *grouplist; |
6598 | int i; | |
6599 | ||
6600 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
579a97f7 FB |
6601 | target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 2, 1); |
6602 | if (!target_grouplist) { | |
6603 | ret = -TARGET_EFAULT; | |
6604 | goto fail; | |
6605 | } | |
67867308 FB |
6606 | for(i = 0;i < gidsetsize; i++) |
6607 | grouplist[i] = tswap16(target_grouplist[i]); | |
53a5960a | 6608 | unlock_user(target_grouplist, arg2, 0); |
67867308 FB |
6609 | ret = get_errno(setgroups(gidsetsize, grouplist)); |
6610 | } | |
6611 | break; | |
6612 | case TARGET_NR_fchown: | |
6613 | ret = get_errno(fchown(arg1, low2highuid(arg2), low2highgid(arg3))); | |
6614 | break; | |
ccfa72b7 TS |
6615 | #if defined(TARGET_NR_fchownat) && defined(__NR_fchownat) |
6616 | case TARGET_NR_fchownat: | |
579a97f7 FB |
6617 | if (!(p = lock_user_string(arg2))) |
6618 | goto efault; | |
6619 | ret = get_errno(sys_fchownat(arg1, p, low2highuid(arg3), low2highgid(arg4), arg5)); | |
6620 | unlock_user(p, arg2, 0); | |
ccfa72b7 TS |
6621 | break; |
6622 | #endif | |
67867308 FB |
6623 | #ifdef TARGET_NR_setresuid |
6624 | case TARGET_NR_setresuid: | |
5fafdf24 TS |
6625 | ret = get_errno(setresuid(low2highuid(arg1), |
6626 | low2highuid(arg2), | |
67867308 FB |
6627 | low2highuid(arg3))); |
6628 | break; | |
6629 | #endif | |
6630 | #ifdef TARGET_NR_getresuid | |
6631 | case TARGET_NR_getresuid: | |
6632 | { | |
53a5960a | 6633 | uid_t ruid, euid, suid; |
67867308 FB |
6634 | ret = get_errno(getresuid(&ruid, &euid, &suid)); |
6635 | if (!is_error(ret)) { | |
2f619698 FB |
6636 | if (put_user_u16(high2lowuid(ruid), arg1) |
6637 | || put_user_u16(high2lowuid(euid), arg2) | |
6638 | || put_user_u16(high2lowuid(suid), arg3)) | |
6639 | goto efault; | |
67867308 FB |
6640 | } |
6641 | } | |
6642 | break; | |
6643 | #endif | |
6644 | #ifdef TARGET_NR_getresgid | |
6645 | case TARGET_NR_setresgid: | |
5fafdf24 TS |
6646 | ret = get_errno(setresgid(low2highgid(arg1), |
6647 | low2highgid(arg2), | |
67867308 FB |
6648 | low2highgid(arg3))); |
6649 | break; | |
6650 | #endif | |
6651 | #ifdef TARGET_NR_getresgid | |
6652 | case TARGET_NR_getresgid: | |
6653 | { | |
53a5960a | 6654 | gid_t rgid, egid, sgid; |
67867308 FB |
6655 | ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
6656 | if (!is_error(ret)) { | |
2f619698 FB |
6657 | if (put_user_u16(high2lowgid(rgid), arg1) |
6658 | || put_user_u16(high2lowgid(egid), arg2) | |
6659 | || put_user_u16(high2lowgid(sgid), arg3)) | |
6660 | goto efault; | |
67867308 FB |
6661 | } |
6662 | } | |
6663 | break; | |
6664 | #endif | |
6665 | case TARGET_NR_chown: | |
579a97f7 FB |
6666 | if (!(p = lock_user_string(arg1))) |
6667 | goto efault; | |
53a5960a PB |
6668 | ret = get_errno(chown(p, low2highuid(arg2), low2highgid(arg3))); |
6669 | unlock_user(p, arg1, 0); | |
67867308 FB |
6670 | break; |
6671 | case TARGET_NR_setuid: | |
6672 | ret = get_errno(setuid(low2highuid(arg1))); | |
6673 | break; | |
6674 | case TARGET_NR_setgid: | |
6675 | ret = get_errno(setgid(low2highgid(arg1))); | |
6676 | break; | |
6677 | case TARGET_NR_setfsuid: | |
6678 | ret = get_errno(setfsuid(arg1)); | |
6679 | break; | |
6680 | case TARGET_NR_setfsgid: | |
6681 | ret = get_errno(setfsgid(arg1)); | |
6682 | break; | |
6683 | #endif /* USE_UID16 */ | |
6684 | ||
a315a145 | 6685 | #ifdef TARGET_NR_lchown32 |
31e31b8a | 6686 | case TARGET_NR_lchown32: |
579a97f7 FB |
6687 | if (!(p = lock_user_string(arg1))) |
6688 | goto efault; | |
53a5960a PB |
6689 | ret = get_errno(lchown(p, arg2, arg3)); |
6690 | unlock_user(p, arg1, 0); | |
b03c60f3 | 6691 | break; |
a315a145 FB |
6692 | #endif |
6693 | #ifdef TARGET_NR_getuid32 | |
31e31b8a | 6694 | case TARGET_NR_getuid32: |
b03c60f3 FB |
6695 | ret = get_errno(getuid()); |
6696 | break; | |
a315a145 | 6697 | #endif |
64b4d28c AJ |
6698 | |
6699 | #if defined(TARGET_NR_getxuid) && defined(TARGET_ALPHA) | |
6700 | /* Alpha specific */ | |
6701 | case TARGET_NR_getxuid: | |
ba0e276d RH |
6702 | { |
6703 | uid_t euid; | |
6704 | euid=geteuid(); | |
6705 | ((CPUAlphaState *)cpu_env)->ir[IR_A4]=euid; | |
6706 | } | |
64b4d28c AJ |
6707 | ret = get_errno(getuid()); |
6708 | break; | |
6709 | #endif | |
6710 | #if defined(TARGET_NR_getxgid) && defined(TARGET_ALPHA) | |
6711 | /* Alpha specific */ | |
6712 | case TARGET_NR_getxgid: | |
ba0e276d RH |
6713 | { |
6714 | uid_t egid; | |
6715 | egid=getegid(); | |
6716 | ((CPUAlphaState *)cpu_env)->ir[IR_A4]=egid; | |
6717 | } | |
64b4d28c AJ |
6718 | ret = get_errno(getgid()); |
6719 | break; | |
6720 | #endif | |
ba0e276d RH |
6721 | #if defined(TARGET_NR_osf_getsysinfo) && defined(TARGET_ALPHA) |
6722 | /* Alpha specific */ | |
6723 | case TARGET_NR_osf_getsysinfo: | |
6724 | ret = -TARGET_EOPNOTSUPP; | |
6725 | switch (arg1) { | |
6726 | case TARGET_GSI_IEEE_FP_CONTROL: | |
6727 | { | |
6728 | uint64_t swcr, fpcr = cpu_alpha_load_fpcr (cpu_env); | |
6729 | ||
6730 | /* Copied from linux ieee_fpcr_to_swcr. */ | |
6731 | swcr = (fpcr >> 35) & SWCR_STATUS_MASK; | |
6732 | swcr |= (fpcr >> 36) & SWCR_MAP_DMZ; | |
6733 | swcr |= (~fpcr >> 48) & (SWCR_TRAP_ENABLE_INV | |
6734 | | SWCR_TRAP_ENABLE_DZE | |
6735 | | SWCR_TRAP_ENABLE_OVF); | |
6736 | swcr |= (~fpcr >> 57) & (SWCR_TRAP_ENABLE_UNF | |
6737 | | SWCR_TRAP_ENABLE_INE); | |
6738 | swcr |= (fpcr >> 47) & SWCR_MAP_UMZ; | |
6739 | swcr |= (~fpcr >> 41) & SWCR_TRAP_ENABLE_DNO; | |
6740 | ||
6741 | if (put_user_u64 (swcr, arg2)) | |
6742 | goto efault; | |
6743 | ret = 0; | |
6744 | } | |
6745 | break; | |
6746 | ||
6747 | /* case GSI_IEEE_STATE_AT_SIGNAL: | |
6748 | -- Not implemented in linux kernel. | |
6749 | case GSI_UACPROC: | |
6750 | -- Retrieves current unaligned access state; not much used. | |
6751 | case GSI_PROC_TYPE: | |
6752 | -- Retrieves implver information; surely not used. | |
6753 | case GSI_GET_HWRPB: | |
6754 | -- Grabs a copy of the HWRPB; surely not used. | |
6755 | */ | |
6756 | } | |
6757 | break; | |
6758 | #endif | |
6759 | #if defined(TARGET_NR_osf_setsysinfo) && defined(TARGET_ALPHA) | |
6760 | /* Alpha specific */ | |
6761 | case TARGET_NR_osf_setsysinfo: | |
6762 | ret = -TARGET_EOPNOTSUPP; | |
6763 | switch (arg1) { | |
6764 | case TARGET_SSI_IEEE_FP_CONTROL: | |
6765 | case TARGET_SSI_IEEE_RAISE_EXCEPTION: | |
6766 | { | |
6767 | uint64_t swcr, fpcr, orig_fpcr; | |
6768 | ||
6769 | if (get_user_u64 (swcr, arg2)) | |
6770 | goto efault; | |
6771 | orig_fpcr = cpu_alpha_load_fpcr (cpu_env); | |
6772 | fpcr = orig_fpcr & FPCR_DYN_MASK; | |
6773 | ||
6774 | /* Copied from linux ieee_swcr_to_fpcr. */ | |
6775 | fpcr |= (swcr & SWCR_STATUS_MASK) << 35; | |
6776 | fpcr |= (swcr & SWCR_MAP_DMZ) << 36; | |
6777 | fpcr |= (~swcr & (SWCR_TRAP_ENABLE_INV | |
6778 | | SWCR_TRAP_ENABLE_DZE | |
6779 | | SWCR_TRAP_ENABLE_OVF)) << 48; | |
6780 | fpcr |= (~swcr & (SWCR_TRAP_ENABLE_UNF | |
6781 | | SWCR_TRAP_ENABLE_INE)) << 57; | |
6782 | fpcr |= (swcr & SWCR_MAP_UMZ ? FPCR_UNDZ | FPCR_UNFD : 0); | |
6783 | fpcr |= (~swcr & SWCR_TRAP_ENABLE_DNO) << 41; | |
6784 | ||
6785 | cpu_alpha_store_fpcr (cpu_env, fpcr); | |
6786 | ret = 0; | |
6787 | ||
6788 | if (arg1 == TARGET_SSI_IEEE_RAISE_EXCEPTION) { | |
6789 | /* Old exceptions are not signaled. */ | |
6790 | fpcr &= ~(orig_fpcr & FPCR_STATUS_MASK); | |
6791 | ||
6792 | /* If any exceptions set by this call, and are unmasked, | |
6793 | send a signal. */ | |
6794 | /* ??? FIXME */ | |
6795 | } | |
6796 | } | |
6797 | break; | |
6798 | ||
6799 | /* case SSI_NVPAIRS: | |
6800 | -- Used with SSIN_UACPROC to enable unaligned accesses. | |
6801 | case SSI_IEEE_STATE_AT_SIGNAL: | |
6802 | case SSI_IEEE_IGNORE_STATE_AT_SIGNAL: | |
6803 | -- Not implemented in linux kernel | |
6804 | */ | |
6805 | } | |
6806 | break; | |
6807 | #endif | |
6808 | #ifdef TARGET_NR_osf_sigprocmask | |
6809 | /* Alpha specific. */ | |
6810 | case TARGET_NR_osf_sigprocmask: | |
6811 | { | |
6812 | abi_ulong mask; | |
6813 | int how = arg1; | |
6814 | sigset_t set, oldset; | |
6815 | ||
6816 | switch(arg1) { | |
6817 | case TARGET_SIG_BLOCK: | |
6818 | how = SIG_BLOCK; | |
6819 | break; | |
6820 | case TARGET_SIG_UNBLOCK: | |
6821 | how = SIG_UNBLOCK; | |
6822 | break; | |
6823 | case TARGET_SIG_SETMASK: | |
6824 | how = SIG_SETMASK; | |
6825 | break; | |
6826 | default: | |
6827 | ret = -TARGET_EINVAL; | |
6828 | goto fail; | |
6829 | } | |
6830 | mask = arg2; | |
6831 | target_to_host_old_sigset(&set, &mask); | |
6832 | sigprocmask(arg1, &set, &oldset); | |
6833 | host_to_target_old_sigset(&mask, &oldset); | |
6834 | ret = mask; | |
6835 | } | |
6836 | break; | |
6837 | #endif | |
64b4d28c | 6838 | |
a315a145 | 6839 | #ifdef TARGET_NR_getgid32 |
31e31b8a | 6840 | case TARGET_NR_getgid32: |
b03c60f3 FB |
6841 | ret = get_errno(getgid()); |
6842 | break; | |
a315a145 FB |
6843 | #endif |
6844 | #ifdef TARGET_NR_geteuid32 | |
31e31b8a | 6845 | case TARGET_NR_geteuid32: |
b03c60f3 FB |
6846 | ret = get_errno(geteuid()); |
6847 | break; | |
a315a145 FB |
6848 | #endif |
6849 | #ifdef TARGET_NR_getegid32 | |
31e31b8a | 6850 | case TARGET_NR_getegid32: |
b03c60f3 FB |
6851 | ret = get_errno(getegid()); |
6852 | break; | |
a315a145 FB |
6853 | #endif |
6854 | #ifdef TARGET_NR_setreuid32 | |
31e31b8a | 6855 | case TARGET_NR_setreuid32: |
b03c60f3 FB |
6856 | ret = get_errno(setreuid(arg1, arg2)); |
6857 | break; | |
a315a145 FB |
6858 | #endif |
6859 | #ifdef TARGET_NR_setregid32 | |
31e31b8a | 6860 | case TARGET_NR_setregid32: |
b03c60f3 FB |
6861 | ret = get_errno(setregid(arg1, arg2)); |
6862 | break; | |
a315a145 FB |
6863 | #endif |
6864 | #ifdef TARGET_NR_getgroups32 | |
31e31b8a | 6865 | case TARGET_NR_getgroups32: |
99c475ab FB |
6866 | { |
6867 | int gidsetsize = arg1; | |
53a5960a | 6868 | uint32_t *target_grouplist; |
99c475ab FB |
6869 | gid_t *grouplist; |
6870 | int i; | |
6871 | ||
6872 | grouplist = alloca(gidsetsize * sizeof(gid_t)); | |
6873 | ret = get_errno(getgroups(gidsetsize, grouplist)); | |
cb3bc233 AZ |
6874 | if (gidsetsize == 0) |
6875 | break; | |
99c475ab | 6876 | if (!is_error(ret)) { |
579a97f7 FB |
6877 | target_grouplist = lock_user(VERIFY_WRITE, arg2, gidsetsize * 4, 0); |
6878 | if (!target_grouplist) { | |
6879 | ret = -TARGET_EFAULT; | |
6880 | goto fail; | |
6881 | } | |
a2155fcc | 6882 | for(i = 0;i < ret; i++) |
53a5960a PB |
6883 | target_grouplist[i] = tswap32(grouplist[i]); |
6884 | unlock_user(target_grouplist, arg2, gidsetsize * 4); | |
99c475ab FB |
6885 | } |
6886 | } | |
6887 | break; | |
a315a145 FB |
6888 | #endif |
6889 | #ifdef TARGET_NR_setgroups32 | |
31e31b8a | 6890 | case TARGET_NR_setgroups32: |
99c475ab FB |
6891 | { |
6892 | int gidsetsize = arg1; | |
53a5960a | 6893 | uint32_t *target_grouplist; |
99c475ab FB |
6894 | gid_t *grouplist; |
6895 | int i; | |
3b46e624 | 6896 | |
99c475ab | 6897 | grouplist = alloca(gidsetsize * sizeof(gid_t)); |
579a97f7 FB |
6898 | target_grouplist = lock_user(VERIFY_READ, arg2, gidsetsize * 4, 1); |
6899 | if (!target_grouplist) { | |
6900 | ret = -TARGET_EFAULT; | |
6901 | goto fail; | |
6902 | } | |
99c475ab | 6903 | for(i = 0;i < gidsetsize; i++) |
53a5960a PB |
6904 | grouplist[i] = tswap32(target_grouplist[i]); |
6905 | unlock_user(target_grouplist, arg2, 0); | |
99c475ab FB |
6906 | ret = get_errno(setgroups(gidsetsize, grouplist)); |
6907 | } | |
6908 | break; | |
a315a145 FB |
6909 | #endif |
6910 | #ifdef TARGET_NR_fchown32 | |
31e31b8a | 6911 | case TARGET_NR_fchown32: |
b03c60f3 FB |
6912 | ret = get_errno(fchown(arg1, arg2, arg3)); |
6913 | break; | |
a315a145 FB |
6914 | #endif |
6915 | #ifdef TARGET_NR_setresuid32 | |
31e31b8a | 6916 | case TARGET_NR_setresuid32: |
b03c60f3 FB |
6917 | ret = get_errno(setresuid(arg1, arg2, arg3)); |
6918 | break; | |
a315a145 FB |
6919 | #endif |
6920 | #ifdef TARGET_NR_getresuid32 | |
31e31b8a | 6921 | case TARGET_NR_getresuid32: |
b03c60f3 | 6922 | { |
53a5960a | 6923 | uid_t ruid, euid, suid; |
b03c60f3 FB |
6924 | ret = get_errno(getresuid(&ruid, &euid, &suid)); |
6925 | if (!is_error(ret)) { | |
2f619698 FB |
6926 | if (put_user_u32(ruid, arg1) |
6927 | || put_user_u32(euid, arg2) | |
6928 | || put_user_u32(suid, arg3)) | |
6929 | goto efault; | |
b03c60f3 FB |
6930 | } |
6931 | } | |
6932 | break; | |
a315a145 FB |
6933 | #endif |
6934 | #ifdef TARGET_NR_setresgid32 | |
31e31b8a | 6935 | case TARGET_NR_setresgid32: |
b03c60f3 FB |
6936 | ret = get_errno(setresgid(arg1, arg2, arg3)); |
6937 | break; | |
a315a145 FB |
6938 | #endif |
6939 | #ifdef TARGET_NR_getresgid32 | |
31e31b8a | 6940 | case TARGET_NR_getresgid32: |
b03c60f3 | 6941 | { |
53a5960a | 6942 | gid_t rgid, egid, sgid; |
b03c60f3 FB |
6943 | ret = get_errno(getresgid(&rgid, &egid, &sgid)); |
6944 | if (!is_error(ret)) { | |
2f619698 FB |
6945 | if (put_user_u32(rgid, arg1) |
6946 | || put_user_u32(egid, arg2) | |
6947 | || put_user_u32(sgid, arg3)) | |
6948 | goto efault; | |
b03c60f3 FB |
6949 | } |
6950 | } | |
6951 | break; | |
a315a145 FB |
6952 | #endif |
6953 | #ifdef TARGET_NR_chown32 | |
31e31b8a | 6954 | case TARGET_NR_chown32: |
579a97f7 FB |
6955 | if (!(p = lock_user_string(arg1))) |
6956 | goto efault; | |
53a5960a PB |
6957 | ret = get_errno(chown(p, arg2, arg3)); |
6958 | unlock_user(p, arg1, 0); | |
b03c60f3 | 6959 | break; |
a315a145 FB |
6960 | #endif |
6961 | #ifdef TARGET_NR_setuid32 | |
31e31b8a | 6962 | case TARGET_NR_setuid32: |
b03c60f3 FB |
6963 | ret = get_errno(setuid(arg1)); |
6964 | break; | |
a315a145 FB |
6965 | #endif |
6966 | #ifdef TARGET_NR_setgid32 | |
31e31b8a | 6967 | case TARGET_NR_setgid32: |
b03c60f3 FB |
6968 | ret = get_errno(setgid(arg1)); |
6969 | break; | |
a315a145 FB |
6970 | #endif |
6971 | #ifdef TARGET_NR_setfsuid32 | |
31e31b8a | 6972 | case TARGET_NR_setfsuid32: |
b03c60f3 FB |
6973 | ret = get_errno(setfsuid(arg1)); |
6974 | break; | |
a315a145 FB |
6975 | #endif |
6976 | #ifdef TARGET_NR_setfsgid32 | |
31e31b8a | 6977 | case TARGET_NR_setfsgid32: |
b03c60f3 FB |
6978 | ret = get_errno(setfsgid(arg1)); |
6979 | break; | |
a315a145 | 6980 | #endif |
67867308 | 6981 | |
31e31b8a | 6982 | case TARGET_NR_pivot_root: |
b03c60f3 | 6983 | goto unimplemented; |
ffa65c3b | 6984 | #ifdef TARGET_NR_mincore |
31e31b8a | 6985 | case TARGET_NR_mincore: |
04bb9ace AJ |
6986 | { |
6987 | void *a; | |
6988 | ret = -TARGET_EFAULT; | |
6989 | if (!(a = lock_user(VERIFY_READ, arg1,arg2, 0))) | |
6990 | goto efault; | |
6991 | if (!(p = lock_user_string(arg3))) | |
6992 | goto mincore_fail; | |
6993 | ret = get_errno(mincore(a, arg2, p)); | |
6994 | unlock_user(p, arg3, ret); | |
6995 | mincore_fail: | |
6996 | unlock_user(a, arg1, 0); | |
6997 | } | |
6998 | break; | |
ffa65c3b | 6999 | #endif |
408321b6 AJ |
7000 | #ifdef TARGET_NR_arm_fadvise64_64 |
7001 | case TARGET_NR_arm_fadvise64_64: | |
7002 | { | |
7003 | /* | |
7004 | * arm_fadvise64_64 looks like fadvise64_64 but | |
7005 | * with different argument order | |
7006 | */ | |
7007 | abi_long temp; | |
7008 | temp = arg3; | |
7009 | arg3 = arg4; | |
7010 | arg4 = temp; | |
7011 | } | |
7012 | #endif | |
e72d2cc7 | 7013 | #if defined(TARGET_NR_fadvise64_64) || defined(TARGET_NR_arm_fadvise64_64) || defined(TARGET_NR_fadvise64) |
408321b6 AJ |
7014 | #ifdef TARGET_NR_fadvise64_64 |
7015 | case TARGET_NR_fadvise64_64: | |
7016 | #endif | |
e72d2cc7 UH |
7017 | #ifdef TARGET_NR_fadvise64 |
7018 | case TARGET_NR_fadvise64: | |
7019 | #endif | |
7020 | #ifdef TARGET_S390X | |
7021 | switch (arg4) { | |
7022 | case 4: arg4 = POSIX_FADV_NOREUSE + 1; break; /* make sure it's an invalid value */ | |
7023 | case 5: arg4 = POSIX_FADV_NOREUSE + 2; break; /* ditto */ | |
7024 | case 6: arg4 = POSIX_FADV_DONTNEED; break; | |
7025 | case 7: arg4 = POSIX_FADV_NOREUSE; break; | |
7026 | default: break; | |
7027 | } | |
7028 | #endif | |
7029 | ret = -posix_fadvise(arg1, arg2, arg3, arg4); | |
408321b6 AJ |
7030 | break; |
7031 | #endif | |
ffa65c3b | 7032 | #ifdef TARGET_NR_madvise |
31e31b8a | 7033 | case TARGET_NR_madvise: |
24836689 PB |
7034 | /* A straight passthrough may not be safe because qemu sometimes |
7035 | turns private flie-backed mappings into anonymous mappings. | |
7036 | This will break MADV_DONTNEED. | |
7037 | This is a hint, so ignoring and returning success is ok. */ | |
7038 | ret = get_errno(0); | |
7039 | break; | |
ffa65c3b | 7040 | #endif |
992f48a0 | 7041 | #if TARGET_ABI_BITS == 32 |
31e31b8a | 7042 | case TARGET_NR_fcntl64: |
77e4672d | 7043 | { |
b1e341eb | 7044 | int cmd; |
77e4672d | 7045 | struct flock64 fl; |
53a5960a | 7046 | struct target_flock64 *target_fl; |
ce4defa0 | 7047 | #ifdef TARGET_ARM |
53a5960a | 7048 | struct target_eabi_flock64 *target_efl; |
ce4defa0 | 7049 | #endif |
77e4672d | 7050 | |
5f106811 APR |
7051 | cmd = target_to_host_fcntl_cmd(arg2); |
7052 | if (cmd == -TARGET_EINVAL) | |
7053 | return cmd; | |
b1e341eb | 7054 | |
60cd49d5 | 7055 | switch(arg2) { |
b1e341eb | 7056 | case TARGET_F_GETLK64: |
5813427b TS |
7057 | #ifdef TARGET_ARM |
7058 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
7059 | if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)) |
7060 | goto efault; | |
5813427b TS |
7061 | fl.l_type = tswap16(target_efl->l_type); |
7062 | fl.l_whence = tswap16(target_efl->l_whence); | |
7063 | fl.l_start = tswap64(target_efl->l_start); | |
7064 | fl.l_len = tswap64(target_efl->l_len); | |
7e22e546 | 7065 | fl.l_pid = tswap32(target_efl->l_pid); |
5813427b TS |
7066 | unlock_user_struct(target_efl, arg3, 0); |
7067 | } else | |
7068 | #endif | |
7069 | { | |
9ee1fa2c FB |
7070 | if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)) |
7071 | goto efault; | |
5813427b TS |
7072 | fl.l_type = tswap16(target_fl->l_type); |
7073 | fl.l_whence = tswap16(target_fl->l_whence); | |
7074 | fl.l_start = tswap64(target_fl->l_start); | |
7075 | fl.l_len = tswap64(target_fl->l_len); | |
7e22e546 | 7076 | fl.l_pid = tswap32(target_fl->l_pid); |
5813427b TS |
7077 | unlock_user_struct(target_fl, arg3, 0); |
7078 | } | |
b1e341eb | 7079 | ret = get_errno(fcntl(arg1, cmd, &fl)); |
77e4672d | 7080 | if (ret == 0) { |
ce4defa0 PB |
7081 | #ifdef TARGET_ARM |
7082 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
7083 | if (!lock_user_struct(VERIFY_WRITE, target_efl, arg3, 0)) |
7084 | goto efault; | |
ce4defa0 PB |
7085 | target_efl->l_type = tswap16(fl.l_type); |
7086 | target_efl->l_whence = tswap16(fl.l_whence); | |
7087 | target_efl->l_start = tswap64(fl.l_start); | |
7088 | target_efl->l_len = tswap64(fl.l_len); | |
7e22e546 | 7089 | target_efl->l_pid = tswap32(fl.l_pid); |
53a5960a | 7090 | unlock_user_struct(target_efl, arg3, 1); |
ce4defa0 PB |
7091 | } else |
7092 | #endif | |
7093 | { | |
9ee1fa2c FB |
7094 | if (!lock_user_struct(VERIFY_WRITE, target_fl, arg3, 0)) |
7095 | goto efault; | |
ce4defa0 PB |
7096 | target_fl->l_type = tswap16(fl.l_type); |
7097 | target_fl->l_whence = tswap16(fl.l_whence); | |
7098 | target_fl->l_start = tswap64(fl.l_start); | |
7099 | target_fl->l_len = tswap64(fl.l_len); | |
7e22e546 | 7100 | target_fl->l_pid = tswap32(fl.l_pid); |
53a5960a | 7101 | unlock_user_struct(target_fl, arg3, 1); |
ce4defa0 | 7102 | } |
77e4672d FB |
7103 | } |
7104 | break; | |
7105 | ||
b1e341eb TS |
7106 | case TARGET_F_SETLK64: |
7107 | case TARGET_F_SETLKW64: | |
ce4defa0 PB |
7108 | #ifdef TARGET_ARM |
7109 | if (((CPUARMState *)cpu_env)->eabi) { | |
9ee1fa2c FB |
7110 | if (!lock_user_struct(VERIFY_READ, target_efl, arg3, 1)) |
7111 | goto efault; | |
ce4defa0 PB |
7112 | fl.l_type = tswap16(target_efl->l_type); |
7113 | fl.l_whence = tswap16(target_efl->l_whence); | |
7114 | fl.l_start = tswap64(target_efl->l_start); | |
7115 | fl.l_len = tswap64(target_efl->l_len); | |
7e22e546 | 7116 | fl.l_pid = tswap32(target_efl->l_pid); |
53a5960a | 7117 | unlock_user_struct(target_efl, arg3, 0); |
ce4defa0 PB |
7118 | } else |
7119 | #endif | |
7120 | { | |
9ee1fa2c FB |
7121 | if (!lock_user_struct(VERIFY_READ, target_fl, arg3, 1)) |
7122 | goto efault; | |
ce4defa0 PB |
7123 | fl.l_type = tswap16(target_fl->l_type); |
7124 | fl.l_whence = tswap16(target_fl->l_whence); | |
7125 | fl.l_start = tswap64(target_fl->l_start); | |
7126 | fl.l_len = tswap64(target_fl->l_len); | |
7e22e546 | 7127 | fl.l_pid = tswap32(target_fl->l_pid); |
53a5960a | 7128 | unlock_user_struct(target_fl, arg3, 0); |
ce4defa0 | 7129 | } |
b1e341eb | 7130 | ret = get_errno(fcntl(arg1, cmd, &fl)); |
77e4672d | 7131 | break; |
60cd49d5 | 7132 | default: |
5f106811 | 7133 | ret = do_fcntl(arg1, arg2, arg3); |
60cd49d5 FB |
7134 | break; |
7135 | } | |
77e4672d FB |
7136 | break; |
7137 | } | |
60cd49d5 | 7138 | #endif |
7d600c80 TS |
7139 | #ifdef TARGET_NR_cacheflush |
7140 | case TARGET_NR_cacheflush: | |
7141 | /* self-modifying code is handled automatically, so nothing needed */ | |
7142 | ret = 0; | |
7143 | break; | |
7144 | #endif | |
ebc05488 | 7145 | #ifdef TARGET_NR_security |
31e31b8a FB |
7146 | case TARGET_NR_security: |
7147 | goto unimplemented; | |
c573ff67 FB |
7148 | #endif |
7149 | #ifdef TARGET_NR_getpagesize | |
7150 | case TARGET_NR_getpagesize: | |
7151 | ret = TARGET_PAGE_SIZE; | |
7152 | break; | |
ebc05488 | 7153 | #endif |
31e31b8a FB |
7154 | case TARGET_NR_gettid: |
7155 | ret = get_errno(gettid()); | |
7156 | break; | |
e5febef5 | 7157 | #ifdef TARGET_NR_readahead |
31e31b8a | 7158 | case TARGET_NR_readahead: |
2054ac9b AJ |
7159 | #if TARGET_ABI_BITS == 32 |
7160 | #ifdef TARGET_ARM | |
7161 | if (((CPUARMState *)cpu_env)->eabi) | |
7162 | { | |
7163 | arg2 = arg3; | |
7164 | arg3 = arg4; | |
7165 | arg4 = arg5; | |
7166 | } | |
7167 | #endif | |
7168 | ret = get_errno(readahead(arg1, ((off64_t)arg3 << 32) | arg2, arg4)); | |
7169 | #else | |
7170 | ret = get_errno(readahead(arg1, arg2, arg3)); | |
7171 | #endif | |
7172 | break; | |
e5febef5 | 7173 | #endif |
ebc05488 | 7174 | #ifdef TARGET_NR_setxattr |
31e31b8a FB |
7175 | case TARGET_NR_setxattr: |
7176 | case TARGET_NR_lsetxattr: | |
7177 | case TARGET_NR_fsetxattr: | |
7178 | case TARGET_NR_getxattr: | |
7179 | case TARGET_NR_lgetxattr: | |
7180 | case TARGET_NR_fgetxattr: | |
7181 | case TARGET_NR_listxattr: | |
7182 | case TARGET_NR_llistxattr: | |
7183 | case TARGET_NR_flistxattr: | |
7184 | case TARGET_NR_removexattr: | |
7185 | case TARGET_NR_lremovexattr: | |
7186 | case TARGET_NR_fremovexattr: | |
6f932f91 AP |
7187 | ret = -TARGET_EOPNOTSUPP; |
7188 | break; | |
ebc05488 FB |
7189 | #endif |
7190 | #ifdef TARGET_NR_set_thread_area | |
5cd4393b | 7191 | case TARGET_NR_set_thread_area: |
8d18e893 | 7192 | #if defined(TARGET_MIPS) |
6f5b89a0 TS |
7193 | ((CPUMIPSState *) cpu_env)->tls_value = arg1; |
7194 | ret = 0; | |
7195 | break; | |
ef96779b EI |
7196 | #elif defined(TARGET_CRIS) |
7197 | if (arg1 & 0xff) | |
7198 | ret = -TARGET_EINVAL; | |
7199 | else { | |
7200 | ((CPUCRISState *) cpu_env)->pregs[PR_PID] = arg1; | |
7201 | ret = 0; | |
7202 | } | |
7203 | break; | |
8d18e893 FB |
7204 | #elif defined(TARGET_I386) && defined(TARGET_ABI32) |
7205 | ret = do_set_thread_area(cpu_env, arg1); | |
7206 | break; | |
6f5b89a0 TS |
7207 | #else |
7208 | goto unimplemented_nowarn; | |
7209 | #endif | |
7210 | #endif | |
7211 | #ifdef TARGET_NR_get_thread_area | |
5cd4393b | 7212 | case TARGET_NR_get_thread_area: |
8d18e893 FB |
7213 | #if defined(TARGET_I386) && defined(TARGET_ABI32) |
7214 | ret = do_get_thread_area(cpu_env, arg1); | |
7215 | #else | |
5cd4393b | 7216 | goto unimplemented_nowarn; |
48dc41eb | 7217 | #endif |
8d18e893 | 7218 | #endif |
48dc41eb FB |
7219 | #ifdef TARGET_NR_getdomainname |
7220 | case TARGET_NR_getdomainname: | |
7221 | goto unimplemented_nowarn; | |
ebc05488 | 7222 | #endif |
6f5b89a0 | 7223 | |
b5906f95 TS |
7224 | #ifdef TARGET_NR_clock_gettime |
7225 | case TARGET_NR_clock_gettime: | |
7226 | { | |
7227 | struct timespec ts; | |
7228 | ret = get_errno(clock_gettime(arg1, &ts)); | |
7229 | if (!is_error(ret)) { | |
7230 | host_to_target_timespec(arg2, &ts); | |
7231 | } | |
7232 | break; | |
7233 | } | |
7234 | #endif | |
7235 | #ifdef TARGET_NR_clock_getres | |
7236 | case TARGET_NR_clock_getres: | |
7237 | { | |
7238 | struct timespec ts; | |
7239 | ret = get_errno(clock_getres(arg1, &ts)); | |
7240 | if (!is_error(ret)) { | |
7241 | host_to_target_timespec(arg2, &ts); | |
7242 | } | |
7243 | break; | |
7244 | } | |
7245 | #endif | |
63d7651b PB |
7246 | #ifdef TARGET_NR_clock_nanosleep |
7247 | case TARGET_NR_clock_nanosleep: | |
7248 | { | |
7249 | struct timespec ts; | |
7250 | target_to_host_timespec(&ts, arg3); | |
7251 | ret = get_errno(clock_nanosleep(arg1, arg2, &ts, arg4 ? &ts : NULL)); | |
7252 | if (arg4) | |
7253 | host_to_target_timespec(arg4, &ts); | |
7254 | break; | |
7255 | } | |
7256 | #endif | |
b5906f95 | 7257 | |
6f5b89a0 TS |
7258 | #if defined(TARGET_NR_set_tid_address) && defined(__NR_set_tid_address) |
7259 | case TARGET_NR_set_tid_address: | |
579a97f7 FB |
7260 | ret = get_errno(set_tid_address((int *)g2h(arg1))); |
7261 | break; | |
6f5b89a0 TS |
7262 | #endif |
7263 | ||
3ae43202 | 7264 | #if defined(TARGET_NR_tkill) && defined(__NR_tkill) |
4cae1d16 | 7265 | case TARGET_NR_tkill: |
4cb05961 | 7266 | ret = get_errno(sys_tkill((int)arg1, target_to_host_signal(arg2))); |
4cae1d16 TS |
7267 | break; |
7268 | #endif | |
7269 | ||
3ae43202 | 7270 | #if defined(TARGET_NR_tgkill) && defined(__NR_tgkill) |
71455574 | 7271 | case TARGET_NR_tgkill: |
4cb05961 PB |
7272 | ret = get_errno(sys_tgkill((int)arg1, (int)arg2, |
7273 | target_to_host_signal(arg3))); | |
71455574 TS |
7274 | break; |
7275 | #endif | |
7276 | ||
4f2b1fe8 TS |
7277 | #ifdef TARGET_NR_set_robust_list |
7278 | case TARGET_NR_set_robust_list: | |
7279 | goto unimplemented_nowarn; | |
7280 | #endif | |
7281 | ||
9007f0ef TS |
7282 | #if defined(TARGET_NR_utimensat) && defined(__NR_utimensat) |
7283 | case TARGET_NR_utimensat: | |
7284 | { | |
ebc996f3 RV |
7285 | struct timespec *tsp, ts[2]; |
7286 | if (!arg3) { | |
7287 | tsp = NULL; | |
7288 | } else { | |
7289 | target_to_host_timespec(ts, arg3); | |
7290 | target_to_host_timespec(ts+1, arg3+sizeof(struct target_timespec)); | |
7291 | tsp = ts; | |
7292 | } | |
9007f0ef | 7293 | if (!arg2) |
ebc996f3 | 7294 | ret = get_errno(sys_utimensat(arg1, NULL, tsp, arg4)); |
9007f0ef | 7295 | else { |
579a97f7 | 7296 | if (!(p = lock_user_string(arg2))) { |
0da46a6e | 7297 | ret = -TARGET_EFAULT; |
579a97f7 FB |
7298 | goto fail; |
7299 | } | |
ebc996f3 | 7300 | ret = get_errno(sys_utimensat(arg1, path(p), tsp, arg4)); |
579a97f7 | 7301 | unlock_user(p, arg2, 0); |
9007f0ef TS |
7302 | } |
7303 | } | |
7304 | break; | |
7305 | #endif | |
2f7bb878 | 7306 | #if defined(CONFIG_USE_NPTL) |
bd0c5661 PB |
7307 | case TARGET_NR_futex: |
7308 | ret = do_futex(arg1, arg2, arg3, arg4, arg5, arg6); | |
7309 | break; | |
7310 | #endif | |
dbfe4c36 | 7311 | #if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init) |
39b59763 AJ |
7312 | case TARGET_NR_inotify_init: |
7313 | ret = get_errno(sys_inotify_init()); | |
7314 | break; | |
7315 | #endif | |
a1606b0b | 7316 | #ifdef CONFIG_INOTIFY1 |
c05c7a73 RV |
7317 | #if defined(TARGET_NR_inotify_init1) && defined(__NR_inotify_init1) |
7318 | case TARGET_NR_inotify_init1: | |
7319 | ret = get_errno(sys_inotify_init1(arg1)); | |
7320 | break; | |
7321 | #endif | |
a1606b0b | 7322 | #endif |
dbfe4c36 | 7323 | #if defined(TARGET_NR_inotify_add_watch) && defined(__NR_inotify_add_watch) |
39b59763 AJ |
7324 | case TARGET_NR_inotify_add_watch: |
7325 | p = lock_user_string(arg2); | |
7326 | ret = get_errno(sys_inotify_add_watch(arg1, path(p), arg3)); | |
7327 | unlock_user(p, arg2, 0); | |
7328 | break; | |
7329 | #endif | |
dbfe4c36 | 7330 | #if defined(TARGET_NR_inotify_rm_watch) && defined(__NR_inotify_rm_watch) |
39b59763 AJ |
7331 | case TARGET_NR_inotify_rm_watch: |
7332 | ret = get_errno(sys_inotify_rm_watch(arg1, arg2)); | |
7333 | break; | |
7334 | #endif | |
9007f0ef | 7335 | |
8ec9cf89 | 7336 | #if defined(TARGET_NR_mq_open) && defined(__NR_mq_open) |
24e1003a AJ |
7337 | case TARGET_NR_mq_open: |
7338 | { | |
7339 | struct mq_attr posix_mq_attr; | |
7340 | ||
7341 | p = lock_user_string(arg1 - 1); | |
7342 | if (arg4 != 0) | |
7343 | copy_from_user_mq_attr (&posix_mq_attr, arg4); | |
7344 | ret = get_errno(mq_open(p, arg2, arg3, &posix_mq_attr)); | |
7345 | unlock_user (p, arg1, 0); | |
7346 | } | |
7347 | break; | |
7348 | ||
7349 | case TARGET_NR_mq_unlink: | |
7350 | p = lock_user_string(arg1 - 1); | |
7351 | ret = get_errno(mq_unlink(p)); | |
7352 | unlock_user (p, arg1, 0); | |
7353 | break; | |
7354 | ||
7355 | case TARGET_NR_mq_timedsend: | |
7356 | { | |
7357 | struct timespec ts; | |
7358 | ||
7359 | p = lock_user (VERIFY_READ, arg2, arg3, 1); | |
7360 | if (arg5 != 0) { | |
7361 | target_to_host_timespec(&ts, arg5); | |
7362 | ret = get_errno(mq_timedsend(arg1, p, arg3, arg4, &ts)); | |
7363 | host_to_target_timespec(arg5, &ts); | |
7364 | } | |
7365 | else | |
7366 | ret = get_errno(mq_send(arg1, p, arg3, arg4)); | |
7367 | unlock_user (p, arg2, arg3); | |
7368 | } | |
7369 | break; | |
7370 | ||
7371 | case TARGET_NR_mq_timedreceive: | |
7372 | { | |
7373 | struct timespec ts; | |
7374 | unsigned int prio; | |
7375 | ||
7376 | p = lock_user (VERIFY_READ, arg2, arg3, 1); | |
7377 | if (arg5 != 0) { | |
7378 | target_to_host_timespec(&ts, arg5); | |
7379 | ret = get_errno(mq_timedreceive(arg1, p, arg3, &prio, &ts)); | |
7380 | host_to_target_timespec(arg5, &ts); | |
7381 | } | |
7382 | else | |
7383 | ret = get_errno(mq_receive(arg1, p, arg3, &prio)); | |
7384 | unlock_user (p, arg2, arg3); | |
7385 | if (arg4 != 0) | |
7386 | put_user_u32(prio, arg4); | |
7387 | } | |
7388 | break; | |
7389 | ||
7390 | /* Not implemented for now... */ | |
7391 | /* case TARGET_NR_mq_notify: */ | |
7392 | /* break; */ | |
7393 | ||
7394 | case TARGET_NR_mq_getsetattr: | |
7395 | { | |
7396 | struct mq_attr posix_mq_attr_in, posix_mq_attr_out; | |
7397 | ret = 0; | |
7398 | if (arg3 != 0) { | |
7399 | ret = mq_getattr(arg1, &posix_mq_attr_out); | |
7400 | copy_to_user_mq_attr(arg3, &posix_mq_attr_out); | |
7401 | } | |
7402 | if (arg2 != 0) { | |
7403 | copy_from_user_mq_attr(&posix_mq_attr_in, arg2); | |
7404 | ret |= mq_setattr(arg1, &posix_mq_attr_in, &posix_mq_attr_out); | |
7405 | } | |
7406 | ||
7407 | } | |
7408 | break; | |
7409 | #endif | |
7410 | ||
3ce34dfb VS |
7411 | #ifdef CONFIG_SPLICE |
7412 | #ifdef TARGET_NR_tee | |
7413 | case TARGET_NR_tee: | |
7414 | { | |
7415 | ret = get_errno(tee(arg1,arg2,arg3,arg4)); | |
7416 | } | |
7417 | break; | |
7418 | #endif | |
7419 | #ifdef TARGET_NR_splice | |
7420 | case TARGET_NR_splice: | |
7421 | { | |
7422 | loff_t loff_in, loff_out; | |
7423 | loff_t *ploff_in = NULL, *ploff_out = NULL; | |
7424 | if(arg2) { | |
7425 | get_user_u64(loff_in, arg2); | |
7426 | ploff_in = &loff_in; | |
7427 | } | |
7428 | if(arg4) { | |
7429 | get_user_u64(loff_out, arg2); | |
7430 | ploff_out = &loff_out; | |
7431 | } | |
7432 | ret = get_errno(splice(arg1, ploff_in, arg3, ploff_out, arg5, arg6)); | |
7433 | } | |
7434 | break; | |
7435 | #endif | |
7436 | #ifdef TARGET_NR_vmsplice | |
7437 | case TARGET_NR_vmsplice: | |
7438 | { | |
7439 | int count = arg3; | |
7440 | struct iovec *vec; | |
7441 | ||
7442 | vec = alloca(count * sizeof(struct iovec)); | |
7443 | if (lock_iovec(VERIFY_READ, vec, arg2, count, 1) < 0) | |
7444 | goto efault; | |
7445 | ret = get_errno(vmsplice(arg1, vec, count, arg4)); | |
7446 | unlock_iovec(vec, arg2, count, 0); | |
7447 | } | |
7448 | break; | |
7449 | #endif | |
7450 | #endif /* CONFIG_SPLICE */ | |
c2882b96 RV |
7451 | #ifdef CONFIG_EVENTFD |
7452 | #if defined(TARGET_NR_eventfd) | |
7453 | case TARGET_NR_eventfd: | |
7454 | ret = get_errno(eventfd(arg1, 0)); | |
7455 | break; | |
7456 | #endif | |
7457 | #if defined(TARGET_NR_eventfd2) | |
7458 | case TARGET_NR_eventfd2: | |
7459 | ret = get_errno(eventfd(arg1, arg2)); | |
7460 | break; | |
7461 | #endif | |
7462 | #endif /* CONFIG_EVENTFD */ | |
d0927938 UH |
7463 | #if defined(CONFIG_FALLOCATE) && defined(TARGET_NR_fallocate) |
7464 | case TARGET_NR_fallocate: | |
7465 | ret = get_errno(fallocate(arg1, arg2, arg3, arg4)); | |
7466 | break; | |
c727f47d PM |
7467 | #endif |
7468 | #if defined(CONFIG_SYNC_FILE_RANGE) | |
7469 | #if defined(TARGET_NR_sync_file_range) | |
7470 | case TARGET_NR_sync_file_range: | |
7471 | #if TARGET_ABI_BITS == 32 | |
7472 | ret = get_errno(sync_file_range(arg1, target_offset64(arg2, arg3), | |
7473 | target_offset64(arg4, arg5), arg6)); | |
7474 | #else | |
7475 | ret = get_errno(sync_file_range(arg1, arg2, arg3, arg4)); | |
7476 | #endif | |
7477 | break; | |
7478 | #endif | |
7479 | #if defined(TARGET_NR_sync_file_range2) | |
7480 | case TARGET_NR_sync_file_range2: | |
7481 | /* This is like sync_file_range but the arguments are reordered */ | |
7482 | #if TARGET_ABI_BITS == 32 | |
7483 | ret = get_errno(sync_file_range(arg1, target_offset64(arg3, arg4), | |
7484 | target_offset64(arg5, arg6), arg2)); | |
7485 | #else | |
7486 | ret = get_errno(sync_file_range(arg1, arg3, arg4, arg2)); | |
7487 | #endif | |
7488 | break; | |
7489 | #endif | |
d0927938 | 7490 | #endif |
31e31b8a FB |
7491 | default: |
7492 | unimplemented: | |
5cd4393b | 7493 | gemu_log("qemu: Unsupported syscall: %d\n", num); |
4f2b1fe8 | 7494 | #if defined(TARGET_NR_setxattr) || defined(TARGET_NR_get_thread_area) || defined(TARGET_NR_getdomainname) || defined(TARGET_NR_set_robust_list) |
5cd4393b | 7495 | unimplemented_nowarn: |
80a9d035 | 7496 | #endif |
0da46a6e | 7497 | ret = -TARGET_ENOSYS; |
31e31b8a FB |
7498 | break; |
7499 | } | |
579a97f7 | 7500 | fail: |
c573ff67 | 7501 | #ifdef DEBUG |
0bf9e31a | 7502 | gemu_log(" = " TARGET_ABI_FMT_ld "\n", ret); |
c573ff67 | 7503 | #endif |
b92c47c1 TS |
7504 | if(do_strace) |
7505 | print_syscall_ret(num, ret); | |
31e31b8a | 7506 | return ret; |
579a97f7 FB |
7507 | efault: |
7508 | ret = -TARGET_EFAULT; | |
7509 | goto fail; | |
31e31b8a | 7510 | } |